The NAVOBSY/NRL Program for the Determination of Earth Rotation and Polar MotionK. J. Johnston, G. Westerhout, W. J. Klepczyński et al.|Unknown|1979Cited by 4
The NAVOBSY/NRL Program for the Determination of Earth Rotation and Polar MotionK. J. Johnston, G. Westerhout, J. H. Spencer et al.|Symposium - International Astronomical Union|1979Cited by 1
Requirements for a radio coordinate reference frame for the determination of Earth rotation parametersKenneth Johnston, G. Westerhout, D. D. McCarthy et al.|International Astronomical Union Colloquium|1978Cited by 0