General Relativity and the Orbit of IcarusI. I. Shapiro, Samuel Herrick, William B. Smith et al.|The Astronomical Journal|1971Cited by 98
Radar observations of Comet IRAS-Araki-Alcock 1983dJ. K. Harmon, B. G. Marsden, D. B. Campbell et al.|The Astrophysical Journal|1989Cited by 79
Radar observations of Comet HalleyD. B. Campbell, I. I. Shapiro, J. K. Harmon|The Astrophysical Journal|1989Cited by 62
Radar altimetry of Mercury: A Preliminary analysisJ. K. Harmon, I. I. Shapiro, D. B. Campbell et al.|Journal of Geophysical Research Atmospheres|1986Cited by 52
Arecibo Radar Observations of Comets IRAS-Araki-Alcock and Sugano-Saigusa-Fujikawa (Invited) ( 15 min. )I. I. Shapiro, G. H. Pettengill, B. G. Marsden et al.|Bulletin of the American Astronomical Society|1983Cited by 11