The International DORIS Service

The gravity recovery and climate experiment: Mission overview and early results

B. D. Tapley, Srinivas Bettadpur, M. M. Watkins et al. · Geophysical Research Letters · 2004 · 2.9K citations · Full text

Engineering, Earth System Science, Precision Navigation +19

Global mapping functions for the atmosphere delay at radio wavelengths

A. E. Niell · Journal of Geophysical Research Atmospheres · 1996 · 1.5K citations

Earth Observation, Engineering, Radio Communication +21

ITRF2000: A new release of the International Terrestrial Reference Frame for earth science applications

Z. Altamimi, Patrick Sillard, Claude Boucher · Journal of Geophysical Research Atmospheres · 2002 · 838 citations · Full text

Itrf2000 Combines, Earth Observation, New Release +22

The International Laser Ranging Service

M. R. Pearlman, John J. Degnan, John M. Bosworth · Advances in Space Research · 2002 · 801 citations · Full text

Engineering, Time-of-flight Camera, Calibration +5

Pre-earthquake ionospheric anomalies registered by continuous GPS TEC measurements

J. Y. Liu, Yu-Jung Chuo, S. Shan et al. · Annales Geophysicae · 2004 · 516 citations · Full text

Geophysics, Geospace Physics, Engineering +14