2025. "Optimized J2 Recovery for Multi-Decadal Geophysical Studies." Geophysical Research Letters 52 (7): e2024GL114472 [https://doi.org/10.1029/2024GL114472] [Journal Article/Letter]

2024. "Detection of extensive equatorial plasma depletions after the 2022 Tongan volcanic eruption from multiple geodetic satellite ranging systems." Journal of Geophysical Research: Space Physics 129 (11): [10.1029/2024ja032690] [Journal Article/Letter]

2023. "DPOD2020: a DORIS extension of the ITRF2020 for Precise Orbit Determination." Advances in Space Research [10.1016/j.asr.2023.10.006] [Journal Article/Letter]

2023. "VGOS VLBI Intensives between MACGO12M and WETTZ13S for the rapid determination of UT1-UTC." International Association of Geodesy Symposia [10.1007/1345_2023_222] [Proceedings]

2023. "GENESIS: co-location of geodetic techniques in space." Earth, Planets and Space 75 (1): 5 [10.1186/s40623-022-01752-w] [Journal Article/Letter]

2022. "The International DORIS Service contribution to ITRF2020." Advances in Space Research [10.1016/j.asr.2022.07.012] [Journal Article/Letter]

2021. "Impact of Jason-2/T2L2 Ultra-Stable-Oscillator Frequency Model on DORIS stations coordinates and Earth Orientation Parameters." Advances in Space Research 67 (3): 930-944 [10.1016/j.asr.2020.11.034] [Journal Article/Letter]

2020. "First Two-way Laser Ranging to a Lunar Orbiter: infrared observations from the Grasse station to LRO’s retro-reflector array ." Earth, Planets and Space [Full Text] [10.1186/s40623-020-01243-w] [Journal Article/Letter]

2020. "High-resolution gravity field models from GRAIL data and implications for models of the density structure of the Moon’s crust." Journal of Geophysical Research: Planets 125 (2): [10.1029/2019JE006086] [Journal Article/Letter]

2019. "Modernizing and expanding the NASA Space Geodesy Network to meet future geodetic requirements." Journal of Geodesy 93 (11): 2263-2273 [10.1007/s00190-018-1204-5] [Journal Article/Letter]

2019. "Gravitational changes of the Earth's free oscillation from earthquakes: Theory and feasibility study using GRACE inter‐satellite tracking." Journal of Geophysical Research: Solid Earth 2019JB017530 [10.1029/2019jb017530] [Journal Article/Letter]

2019. "The ILRS: approaching 20 years and planning for the future." Journal of Geodesy 93 (11): 2161–2180 [10.1007/s00190-019-01241-1] [Journal Article/Letter]

2019. "Geodetic evidence that Mercury has a solid inner core." Geophysical Research Letters 46 (7): 3625-3633 [Full Text] [10.1029/2018gl081135] [Journal Article/Letter]

2019. "DPOD2014: A new DORIS extension of ITRF2014 for precise orbit determination." Advances in Space Research 63 (1): 118-138 [10.1016/j.asr.2018.08.043] [Journal Article/Letter]

2018. "Impact of ITRS 2014 Realizations on Altimeter Satellite Precise Orbit Determination." Advances in Space Research 61 (1): 45-73 [10.1016/j.asr.2017.07.044] [Journal Article/Letter]

2018. "Solar System Expansion and Strong Equivalence Principle as seen by the NASA MESSENGER mission." Nature Communications 9 289 [Full Text] [10.1038/s41467-017-02558-1] [Journal Article/Letter]

2017. "Small-scale density variations in the lunar crust revealed by GRAIL." Icarus 291 107-123 [10.1016/j.icarus.2017.03.017] [Journal Article/Letter]

2017. "Ice mass change in Greenland and Antarctica between 1993 and 2013 from satellite gravity measurements." Journal of Geodesy [10.1007/s00190-017-1025-y] [Journal Article/Letter]

2017. "Summary of the Results from the Lunar Orbiter Laser Altimeter after Seven Years in Lunar Orbit." Icarus 283 70-91 [10.1016/j.icarus.2016.06.006] [Journal Article/Letter]

2016. "Preface – Scientific applications of DORIS in space geodesy." Advances in Space Research 58 (12): 2477-2478 [10.1016/j.asr.2016.11.002] [Journal Article/Letter]

2016. "The Development of the GSFC DORIS Contribution to ITRF2014." Advances in Space Research 58 (12): 2520-2542 [10.1016/j.asr.2015.12.043] [Journal Article/Letter]

2016. "The International DORIS Service contribution to the 2014 realization of the International Terrestrial Reference Frame." Advances in Space Research 58 (12): 2479-2504 [10.1016/j.asr.2015.12.021] [Journal Article/Letter]

2016. "Towards the 1-cm SARAL orbit." Advances in Space Research 58 (12): 2651-2676 [10.1016/j.asr.2015.12.011] [Journal Article/Letter]

2016. "Gravity field of the Orientale basin from the Gravity Recovery and Interior Laboratory Mission." Science 354 (6311): 438-441 [10.1126/science.aag0519] [Journal Article/Letter]

2016. "Horizontal and vertical velocities derived from the IDS contribution to ITRF2014, and comparisons with geophysical models." Geophysical Journal International 207 209-227 [10.1093/gji/ggw265] [Journal Article/Letter]

2016. "Seasonal and static gravity field of Mars from MGS, Mars Odyssey and MRO radio science." Icarus 272 228-245 [10.1016/j.icarus.2016.02.050] [Journal Article/Letter]

2015. "Lunar impact basins revealed by Gravity Recovery and Interior Laboratory measurements." Science Advances 1 (9): e1500852-e1500852 [Full Text] [10.1126/sciadv.1500852] [Journal Article/Letter]

2015. "The International DORIS Service (IDS): Recent Developments in Preparation for ITRF2013." International Association of Geodesy Symposia 143 1-9 [10.1007/1345_2015_164] [Article in Book]

2015. "The International DORIS Service (IDS), Recent developments in preparation of ITRF2013." International Association of Geodesy Symposia Series 143 631-640 [10.1007/1345_2015_164] [Article in Book]

2015. "Long-term variability of CO2 and O in the Mars upper atmosphere from MRO radio science data." J. Geophys. Res.-Planets 120 (5): 849-868 [10.1002/2014JE004770] [Journal Article/Letter]

2015. "Towards the 1 mm/y stability of the radial orbit error at regional scales." Adv. Space Res. 55 (1): 2-23 [10.1016/j.asr.2014.06.041] [Journal Article/Letter]

2014. "The Gravity Field, Orientation, and Ephemeris of Mercury from MESSENGER Observations after Three Years in Orbit." J. Geophysical Res.-Planets 119 2417–2436 [10.1002/2014JE004675] [Journal Article/Letter]

2014. "Accuracy assessment of global barotropic ocean tide models." Reviews of Geophysics 52 243-282 [10.1002/2014RG000450] [Journal Article/Letter]

2014. "Lunar interior properties from the GRAIL mission." J. Geophys. Res.-Planets [10.1002/2013JE004559] [Journal Article/Letter]

2014. "High-resolution local gravity model of the south pole of the Moon from GRAIL extended mission data." Geophys. Res. Lett. 41 (10): 3367-3374 [Full Text] [10.1002/2014GL060178] [Journal Article/Letter]

2014. "GRGM900C: A degree-900 lunar gravity model from GRAIL primary and extended mission data." Geophys. Res. Lett. 41 (10): 3382-3389 [Full Text] [10.1002/2014GL060027] [Journal Article/Letter]

2014. "Estimated SLR station position and network frame sensitivity to time-varying gravity." J. Geodesy 88 (6): 517-537 [10.1007/s00190-014-0701-4] [Journal Article/Letter]

2013. "The effect of seasonal and long-period geopotential variations on the GPS orbits." GPS Solutions [10.1007/s10291-013-0346-4] [Journal Article/Letter]

2013. "External Evaluation of the Terrestrial Reference Frame: Report of the Task Force of the IAG Sub-commission 1.2." Earth on the Edge: Science for a Sustainable Planet IAG Symposia, v. 139 197-202 [10.1007/978-3-642-37222-3_25] [Article in Book]

2013. "High-degree gravity models from GRAIL primary mission data." J. Geophys. Res.-Planets 118 1676-1698 [10.1002/jgre.20118] [Journal Article/Letter]

2013. "DORIS-based point mascons for the long term stability of precise orbit solutions." Adv. Space Res. 52 (3): 466-476 [10.1016/j.asr.2013.03.023] [Journal Article/Letter]

2013. "The curious case of Mercury's internal structure." J. Geophys. Res.-Planets 118 (6): 1204-1220 [10.1002/jgre.20091] [Journal Article/Letter]

2013. "The effect of geocenter motion on Jason-2 orbits and the mean sea level." Adv. Space Res. 51 (8): 1323—1334 [10.1016/j.asr.2012.06.004] [Journal Article/Letter]

2013. "The Crust of the Moon as Seen by GRAIL." Science 339 (6120): 671-675 [10.1126/science.1231530] [Journal Article/Letter]

2012. "Gravity field of the Moon from the Gravity Recovery and Interior Laboratory (GRAIL) Mission." Science 339 (6120): 668-671 [Full Text] [10.1126/science.1231507] [Journal Article/Letter]

2012. "The Crust of the Moon as Seen by GRAIL." Science 339 (6120): 671-675 [10.1126/science.1231530] [Journal Article/Letter]

2012. "Ancient Igneous Intrusions and Early Expansion of the Moon Revealed by GRAIL Gravity Gradiometry." Science 339 (6120): 675-678 [Full Text] [10.1126/science.1231753] [Journal Article/Letter]

2012. "Topography of the Northern Hemisphere of Mercury from MESSENGER Laser Altimetry." Science 336 (6078): 217-220 [Full Text] [10.1126/science.1218805] [Journal Article/Letter]

2012. "Gravity Field and Internal Structure of Mercury from MESSENGER ." Science 336 (6078): 214-217 [Full Text] [10.1126/science.1218809] [Journal Article/Letter]

2012. "Orbit determination of the Lunar Reconnaissance Orbiter." J. Geodesy 86 (3): 193-207 [10.1007/s00190-011-0509-4] [Journal Article/Letter]

2012. "Design considerations for a dedicated gravity recovery satellite mission consisting of two pairs of satellites." J. Geodesy 86 (2): 81-98 [10.1007/s00190-011-0493-8] [Journal Article/Letter]

2011. "Orbit determination of the SELENE satellites using multi-satellite data types and evaluation of SELENE gravity field models." J. Geodesy 85 487-504 [10.1007/s00190-011-0446-2] [Journal Article/Letter]

2011. "New analysis of Lunar Prospector radio tracking data brings the nearside gravity field of the Moon with an unprecedented resolution." Icarus 215 (2): 455-459 [10.1016/j.icarus.2011.07.020] [Journal Article/Letter]

2011. "Lunar gravity field determination using SELENE same-beam differential VLBI tracking data." J. Geodesy 85 (4): 205-228 [Full Text] [10.1007/s00190-010-0430-2] [Journal Article/Letter]

2010. "The International DORIS Service (IDS): Toward maturity." Adv. Space Res. 45 (12): 1408-1420 [Full Text] [10.1016/j.asr.2009.11.018] [Journal Article/Letter]

2010. "GSFC DORIS contribution to ITRF2008." Advances in Space Research 45 (12): 1481-1499 [Full Text] [10.1016/j.asr.2010.01.030] [Journal Article/Letter]

2010. "Towards development of a consistent orbit series for TOPEX/Poseidon Jason-1 and Jason-2." Adv. Space Res. 46 1513-1540 [10.1016/j.asr.2010.05.007] [Journal Article/Letter]

2010. "An improved lunar gravity field model from SELENE and historical tracking data: Revealing the farside gravity features." J. Geophys. Res.-Planets 115 E06007 [Full Text] [10.1029/2009JE003499] [Journal Article/Letter]

2010. "DORIS geodesy: A dynamic determination of geocentre location." Adv. Space Res. 46 (12): 1593-1605 [10.1016/j.asr.2010.08.025] [Journal Article/Letter]

2010. "IDS Contribution to ITRF2008." Adv. Space Res. 46 (12): 1614-1632 [Full Text] [10.1016/j.asr.2010.05.029] [Journal Article/Letter]

2010. "DORIS/SLR POD modeling improvements for Jason-1 and Jason-2." Adv. Space Res. 46 (12): 1541-1558 [Full Text] [10.1016/j.asr.2010.05.008] [Journal Article/Letter]

2010. "The equatorial shape and gravity field of Mercury from MESSENGER flybys 1 and 2." Icarus 209 (1): 88-100 [Full Text] [10.1016/j.icarus.2010.04.007] [Journal Article/Letter]

2010. "Initial observations from the Lunar Orbiter Laser Altimeter (LOLA)." Geophys. Res. Lett. 37 [Full Text] [10.1029/2010GL043751] [Journal Article/Letter]

2010. "Global mass flux solutions from GRACE: A comparison of parameter estimation strategies—Mass concentrations versus Stokes coefficients." J. Geophys. Res. Solid Earth 115 (B1): [Full Text] [10.1029/2009JB006546] [Journal Article/Letter]

2010. "Vertical crustal motion derived from satellite altimetry and tide gauges, and comparisons with DORIS measurements." Adv. Space Res. 45 (12): 1510-1522 [Full Text] [10.1016/j.asr.2010.02.020] [Journal Article/Letter]

2010. "GLGM-3, a Degree-150 Lunar Gravity Model from the Historical Tracking Data of NASA Moon Orbiters." J. Geophys. Res.-Planets 115 (E5): E05001 [Full Text] [10.1029/2009JE003472] [Journal Article/Letter]

2010. "GSFC DORIS contribution to ITRF2008." Adv. in Space Res. 45 (12): 1481-1499 [Full Text] [10.1016/j.asr.2010.01.030] [Journal Article/Letter]

2010. "A DORIS determination of the absolute velocities of the Sorsdal and Mellor glaciers in Antarctica ." Adv. in Space Res. 45 (12): 1523-1534 [Full Text] [10.1016/j.asr.2010.02.011] [Journal Article/Letter]

2010. "Precision Orbit Determination Standards for the Jason Series of Altimeter Missions ." Marine Geodesy 33 379-418 [Full Text] [10.1080/01490419.2010.488966] [Journal Article/Letter]

2010. "Assessment of the Jason-2 Extension to the TOPEX/Poseidon, Jason-1 Sea-Surface Height Time Series for Global Mean Sea Level Monitoring ." Marine Geodesy 33 447-471 [Full Text] [10.1080/01490419.2010.491029] [Journal Article/Letter]

2009. "Evaluation and validation of mascon recovery using GRACE KBRR data with independent mass flux estimates in the Mississippi Basin." J Geodesy 83 (9): 817-827 [10.1007/s00190-009-0301-x] [Journal Article/Letter]

2009. "An extension of ITRF2005 for Precise Orbit Determination ." Adv. Space Res. 44 (5): 535-544 [Full Text] [10.1016/j.asr.2009.04.018] [Journal Article/Letter]

2009. "Time variations of Mars' gravitational field and seasonal changes in the masses of the polar ice caps ." J. of Geophys. Res.-Planets 114 (E05002): [Full Text] [10.1029/2008JE003267] [Journal Article/Letter]

2009. "A simulation study of multi-beam altimetry for lunar reconnaissance orbiter and other planetary missions ." J. Geodesy Vol 83 (8): 709-721 [Full Text] [10.1007/s00190-008-0285-y] [Journal Article/Letter]

2009. "Improved nearside gravity field of the Moon by localizing the power law constraint." Geophys. Res. Lett. 36 (L11203): [Full Text] [10.1029/2009GL038556] [Journal Article/Letter]

2009. "Effects of Self-Shadowing on Nonconservative Force Modeling for Mars-Orbiting Spacecraft ." Journal of Spacecraft and Rockets 46 (3): 662-669 [Full Text] [10.2514/1.41679] [Journal Article/Letter]

2009. "Improving DORIS geocenter time series using an empirical rescaling of solar radiation pressure models ." Adv. Space Res. 44 (11): 1279-1287 [Full Text] [10.1016/j.asr.2009.08.004] [Journal Article/Letter]

2008. "Observation of atmospheric tides in the Martian exosphere using Mars Reconnaissance Orbiter radio tracking data." Geophys. Res. Lett. 35 (L09202): [10.1029/2008GL033388] [Journal Article/Letter]

2008. "Solar flux variability of Mars' exosphere densities and temperatures." Geophys. Res. Lett. 35 (1): L0201 [Full Text] [10.1029/2007GL031904] [Journal Article/Letter]

2008. "Localized analysis of satellite tracking data for studying time-variable Earth's gravity fields." J Geophys Res 113 ( 17): B06401 [10.1029/2007JB005218] [Journal Article/Letter]

2007. "Atmospheric Density During the Aerobraking of Mars Odyssey from Radio Tracking Data." Journal of Spacecraft and Rockets 44 (6): 1165-1171 [10.2514/1.28448] [Journal Article/Letter]

2007. "Measurement of the Martian upper atmospheric density using Mars Odyssey radio tracking data." Journal of Geophysical Research 112 (E5): E05014 [10.1029/2006JE002734] [Journal Article/Letter]

2007. "A reassessment of global and regional mean sea-level trends from TOPEX and Jason-1 altimetry based on revised reference frame and orbits." Geophys. Res. Lett. 34 L14608 [10.1029/2007GL030002] [Journal Article/Letter]

2006. "DORIS time bias estimated using Jason-1, TOPEX/Poseidon and ENVISAT orbits ." J. Geodesy 80 (8-11): 497-506 [10.1007/s00190-006-0075-3] [Journal Article/Letter]

2006. "The International DORIS Service: genesis and early achievements." J. Geodesy 80 403-417 [10.1007/s00190-006-0082-4] [Journal Article/Letter]

2006. "Solar rotation effects on the thermospheres of Mars and Earth." Science 312 (5778): 1366-1368 [10.1126/science.1126389] [Journal Article/Letter]

2006. "Seasonal changes in the European gravity field from GRACE: A comparison with superconducting gravimeters and hydrology model predictions." J. Geodynamics 41 (1-3): 59-68 [10.1016/j.jog.2005.08.037] [Journal Article/Letter]

2006. "Recent Greenland Ice Mass Loss by Drainage System from Satellite Gravity Observations." Science 314 (5803): 1286-1289 [10.1126/science.1130776] [Journal Article/Letter]

2006. "Monthly spherical harmonic gravity field solutions determined from GRACE inter-satellite range-rate data alone." Geophys. Res. Lett. 33 (2): [Full Text] [10.1029/2005GL024846] [Journal Article/Letter]

2005. "Resolving mass flux at high spatial and temporal resolution using GRACE intersatellite measurements." Geophys. Res. Lett. Vol. 32 ( 4): L04310 [10.1029/2004GL021908] [Journal Article/Letter]

2003. "The 1-centimeter Orbit: Jason-1 Precision Orbit Determination Using GPS, SLR, DORIS and Altimeter data." Marine Geodesy 26 (3-4): 399-421 [10.1080/01490410390256727] [Journal Article/Letter]

2002. "A preliminary semiempirical thermosphere model of Mars: DTM-Mars." J Geophys Res.-Planets 107 (E10): 5085 [10.1029/2001JE001508] [Journal Article/Letter]

2002. "Short-arc analysis of intersatellite tracking data in a gravity mapping mission." J. Geodesy 76 307-316 [10.1007/s00190-002-0255-8] [Journal Article/Letter]

2001. "An improved solution of the gravity field of Mars (GMM-2B) from Mars Global Surveyor." J. Geophys. Res.-Planets 106 (E10): 23359-23376 [10.1029/2000JE001426] [Journal Article/Letter]

2001. "Mars Orbiter Laser Altimeter: Experiment summary after the first year of global mapping of Mars ." J. Geophysical Research-Planets 106 (E10): 23689-23722 [Full Text] [10.1029/2000JE001364] [Journal Article/Letter]

2001. "Constraints on energy dissipation in the earth's body tide from satellite tracking and altimetry." Geophysical Journal International 144 471-480 [10.1046/j.1365-246x.2001.00356.x] [Journal Article/Letter]

2001. "Crossover analysis of Mars Orbiter Laser Altimeter data." J. Geophys. Res.-Planets 106 (E10): 23753-23768 [10.1029/2000JE001381] [Journal Article/Letter]

2000. "Internal structure and early thermal evolution of Mars from Mars Global Surveyor topography and gravity." Science 287 1788-1793 [10.1126/science.287.5459.1788] [Journal Article/Letter]

2000. "The Shape of 433 Eros from the NEAR-Shoemaker Laser Rangefinder." Science 289 2097-2101 [Full Text] [10.1126/science.289.5487.2097] [Journal Article/Letter]

1999. "Intercomparison and evaluation of some contemporary global geopotential models." Bollettino di Geofisica Teorica et Applicata 40 (3-4): 245-254 [Full Text] [Journal Article/Letter]

1999. "Further analyses towards the introduction of ocean circulation model information into geopotential solutions." Bollettino di Geofisica Teorica et Applicata 40 (3-4): 359-268 [Full Text] [Journal Article/Letter]

1999. "The gravity field of Mars: Results from Mars global surveyor." Science 286 (5437): 94-97 [10.1126/science.286.5437.94] [Journal Article/Letter]

1999. "The use of laser altimetry in the orbit and attitude determination of Mars Global Surveyor." Geophys. Res. Lett. 26 (9): 1191-1194 [10.1029/1999GL900223] [Journal Article/Letter]

1999. "The Global Topography of Mars and Implications for Surface Evolution." Science 284 (5419): 1495-1503 [10.1126/science.284.5419.1495] [Journal Article/Letter]

1998. "Reduction of Crossover Errors in the Earth Gravity Model (EGM) 96." Marine Geodesy 21 (3): 219-239 [10.1080/01490419809388137] [Journal Article/Letter]

1997. "The Development of the NASA GSFC and NIMA Joint Geopotential Model." Gravity, Geoid and Marine Geodesy, International Association of Geodesy Symposia 117 461-469 [10.1007/978-3-662-03482-8_62] [Article in Book]

1997. "A 70th degree lunar gravity model (GLGM-2) from Clementine and other tracking data." J. Geophys. Res.-Planets 102 (E7): 16339-16359 [10.1029/97JE01418] [Journal Article/Letter]

1997. "Topography of the Moon from the Clementine LIDAR." J. Geophys. Res.-Planets 102 (E1): 1591-1611 [10.1029/96JE02940] [Journal Article/Letter]

1996. "The lunar crust: Global structure and signature of major basins." J. Geophys. Res.-Planets 101 (E7): 16841-16863 [10.1029/96JE01246] [Journal Article/Letter]

1995. "Gravitational and topographic isotropy of the Earth, Moon, Mars, and Venus." J. Geophys. Res-Planets 100 (E12): 26275-26295 [10.1029/95JE02982] [Journal Article/Letter]

1995. "Simultaneous estimation of the masses of Mars, Phobos, and Deimos using spacecraft distant encounters, ." Geophys. Res. Lett. 22 (16): 2171-2174 [10.1029/95GL01801] [Journal Article/Letter]

1994. "The shape and internal structure of the Moon from the Clementine mission ." Science 266 (592): 1839-1844 [10.1126/science.266.5192.1839] [Journal Article/Letter]

1993. "An improved gravity model for Mars: Goddard Mars model 1." Journal of Geophysical Research 98 (E11): 20871 [10.1029/93je01839] [Journal Article/Letter]

2023. "International Laser Ranging Service." Travaux 43 825-858 [Full Text] [Report]

2023. "International DORIS Service." Travaux, Reports 2019-2023 43 773-799 [Full Text] [Report]

2023. "Recent Developments at the Apache Point Lunar Laser Ranging Station." Proceedings of the 22nd International Workshop on Laser Ranging [Full Text] [Proceedings]

2021. "Solar System Interiors, Atmospheres, and Surfaces Investigations via Radio Links: Goals for the Next Decade." Bulletin of the American Astronomical Society, Planetary Science and Astrobiology Decadal Survey 2023-2032 white paper 53 (4): 109 [10.3847/25c2cfeb.9d29ef85] [Report]

2020. "The Role of SLR: Science from SLR." International Laser Ranging Service (ILRS) 2016-2019 Report edited by C. Noll and M. Pearlman, NASA/TP-20205008530, NASA Goddard Space Flight Center, Greenbelt, MD, USA, 2020. NASA/TP-202005008530 [Full Text] [Report]

2019. "5 Year Technology Roadmap for VLBI Global Observing System (VGOS)." Proceedings of the IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium, Yokohama, Japan, 28 July-2 Aug. 2019 [10.1109/IGARSS.2019.8897849] [Proceedings]

2018. "A Large Solid Inner Core at Mercury." 49th Lunar and Planetary Science Conference (Virtual Meeting), 19-23 March 2018, The Woodlands, Texas Abstract # 6036 [Full Text] [Proceedings]

2018. "New Insights into Mercury’s Interior with the MESSENGER Mission." Proceedings of the 49th Lunar and Planetary Science Conference, The Woodlands, Texas, U.S.A., March 19-23, 2018. Paper # 1659 [Full Text] [Proceedings]

2017. "Venus Gravity Field Modeling from Magellan and Venus Express Tracking Data." Proceedings of the 48th Lunar and Planetary Science Conference, March 20-24, 2017, The Woodlands, Texas, U.S.A. (Paper # 1984): [Full Text] [Proceedings]

2016. "Design of Superconducting Gravity Gradiometer Cryogenic System for Mars Mission." Cryocoolers 19: "Proceedings of the International Cryocooler Conference, San Diego California, June 20-23, 2016 585-593 [Full Text] [Proceedings]

2016. "The NASA Space Geodesy Network." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text] [Proceedings]

2016. "A global degree and order 1200 model of the lunar gravity field using GRAIL mission data." Proceedings of the 47th Lunar and Planetary Science Conference, March 21-25, 2016, The Woodlands, Texas, U.S.A. Paper # 1484 [Full Text] [Proceedings]

2015. " The gravity field of Mercury after the MESSENGER low-altitude campaign." Proceedings of the 46th Lunar and Planetary Science Conference, March 16-20, 2015, The Woodlands, Texas, U.S.A. (Paper # 1385): [Full Text] [Proceedings]

2015. "Tunable Superconducting Gravity Gradiometer for Mars Climate, Atmosphere, and Gravity Field Investigation ." Proceedings of the 46th Lunar and Planetary Science Conference, The Woodlands, Texas, U.S.A., March 16-20, 2015 Paper # 1735 [Full Text] [Proceedings]

2014. "The Role of Core and Co-location Sites, and the Activities Underway to Improve the Global Space Geodesy Network ." Proceedings of the 19th International Workshop on Laser Ranging, Annapolis, Maryland, U.S.A., October 27-31, 2014 [Full Text] [Proceedings]

2013. "Improved precision orbit determination of lunar orbiters from GRAIL-derived lunar gravity models." Spaceflight Mechanics 2013 (AAS/AIAA Spaceflight Mechanics Meeting, Feb. 10-14, 2013, Kauai, Hawaii), Advances in the Astronautical Sciences 148, Part II 1125-1141 [Proceedings]

2013. "Modeling and precise orbit determination in suport of gravity model development for the GRAIL mission." Spaceflight Mechanics 2013 (AAS/AIAA Spaceflight Mechanics Meeting, Feb. 10-14, 2013, Kauai, Hawaii), Advances in the Astronautical Sciences 148, Part II 1111-1123 [Proceedings]

2010. "Modern altimetery challenges to precise orbit determination." Guidance and Control 2010, Proceedings of the 33rd Annual AAS Rocky Mountain Guidance and Control Conference, February 5-10, 2010, Breckenridge, Colorado, Advances in the Astronautical Sciences 137 575-592 [Proceedings]

2010. "VLBI-SLR Combination Solution Using GEODYN." International VLBI Service for Geodesy and Astrometry, 2010 General Meeting Proceedings NASA CP/2010-215864 227-231 [Full Text] [Proceedings]

2009. "Geosat Follow-On precision orbit Improvement through drag model update." Space Flight Mechanics 2009, Proceedings of the 19th AAS/AIAA Space Flight Mechanics Meeting, February 8-12 2009, Savannah, Georgia, Advances in the Astronautical Sciences 134 43-62 [Proceedings]

2008. "ICESat, GRACE, and Time Varying Gravity: SLR Contributions and Applications." Proceedings of the 16th International Workshop on Laser Ranging, Poznan, Poland, Oct. 12-17, 2008 [Full Text] [Proceedings]

2008. "Sub-centimeter SLR precision with the SLRF2005/LPOD2005 network." Proceedings of the 16th International Workshop on Laser Ranging, Poznan, Poland, Oct. 12-17, 2008 [Full Text] [Proceedings]

2008. "Improved force modeling on Mars-Orbiting spacecraft." AIAA Paper 2008-7201, AIAA/AAS Astrodynamics Conference, Aug. 18-21, 2008, Honolulu, Hawaii [Full Text] [Proceedings]

2007. "The use of mascons to resolve time-variable gravity from GRACE." Dynamic Planet: Monitoring and Understanding a Dynamic Planet with Geodetic and Oceanographic Tools 130 (IAG Symposia): 231-236 [Article in Book]

2006. "Time-variable gravity from SLR and DORIS tracking." Proceedings of the 15th International Workshop on Laser Ranging, Canberra, Australia, Oct. 15–20, 2006 [Full Text] [Proceedings]

2006. "13 years of TOPEX/Poseidon precision orbit determination and the 10-fold improvement in expected orbit accuracy." AIAA Paper 2006-6672, AIAA/AAS Astrodynamics Conference, 21–24 August 2006, Keystone, Colorado [Full Text] [Proceedings]

2006. "Towards the GEOSAT Follow-On Precise Orbit Determination Goals of High Accuracy and Near-Real-Time Processing." AIAA Paper 2006-6402, AIAA/AAS Astrodynamics Conference, 21–24 August 2006, Keystone, Colorado [Full Text] [Proceedings]

2006. "Thermospheric Studies with Mars Global Surveyor." AIAA Paper 2006-6391, AIAA/AAS Astrodynamics Conference, 21–24 August, 2006, Keystone, Colorado [Full Text] [Proceedings]

2003. "GPS-Based Precision Orbit Determination for a New Era of Altimeter Satellites: Jason-1 and ICESat." Proceedings of the 2003 Flight Mechanics Symposium NASA CP/2003-212246 [Full Text] [Proceedings]

2001. "Precise orbit determination for GEOSAT Follow-On using Satellite Laser Ranging Data and intermission altimeter crossovers." Proceedings of the 2001 Flight Mechanics Symposium NASA/CP-2001-209986 377-392 [Full Text] [Proceedings]

2000. "Precise Orbit Determination for the GEOSAT Follow-On Spacecraft." Proceedings of the 12th International Workshop on Laser Ranging (ILRS), Nov. 13-17, 2000, Matera, Italy [Full Text] [Proceedings]

2000. "Orbit determination for Mars Global Surveyor during mapping." Proceedings of the AAS/AIAA Astrodynamics Meeting, Aug. 16-19, 1999, Girdwood, Alaska, Advances in the Astronautical Sciences 103 435-451 [Proceedings]

1999. "Precise orbit determination for the GEOSAT Follow-On Spacecraft." Proceedings of the 1999 Flight Mechanics Symposium NASA/CP-1999-209235 495-508 [Full Text] [Proceedings]

1999. "Precise orbit determination of the low altitude spacecraft TRMM, GFZ-1 and EP/EUVE using improved drag models." Proceedings of the AAS/AIAA Spaceflight Mechanics Meeting, Feb. 3–7, 1999, Breckinridge, Colorado 102 1277-1296 [Proceedings]

1999. "Precise orbit determination for Mars Global Surveyor during Hiatus and SPO." AAS/AIAA Spaceflight Mechanics Meeting, Feb. 3–7, 1999, Breckinridge, Colorado, Advances in the Astronautical Sciences 102 649-666 [Proceedings]

1998. "The Development of the Joint NASA GSFC and the National Imagery and Mapping Agency (NIMA) Geopotential Model EGM96." NASA/TP-1998-206861 575 pages [Full Text] [Report]

1998. "New high-resolution model developed for earth's gravitational field." Eos, Transactions American Geophysical Union 79 (9): 113-113 [10.1029/98eo00076] [Magazine]

1996. "Results from the Clementine lunar geodesy investigation." Astrodynamics 1995 (AAS/AIAA Astrodynamics Meeting, Feb. 14–17, 1995, Halifax, Nova Scotia, Canada) 90 201-223 [Proceedings]

1996. "Precision orbit determination and gravity field improvement derived from TDRSS." Astrodynamics 1995 (AAS/AIAA Astrodynamics Meeting, Feb. 14–17, 1995, Halifax, Nova Scotia, Canada), Advances in the Astronautical Sciences 90 183-200 [Proceedings]

1993. "An improved gravity model for Mars: Goddard Mars Model-1 (GMM-1)." NASA-TM-104584 [Full Text] [Report]