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Page 1
Venus: topography revealed by radar data.
Campbell DB, Dyce RB, Ingalls RP, Pettengill GH, Shapiro II. Campbell DB, et al. Among authors: pettengill gh. Science. 1972 Feb 4;175(4021):514-6. doi: 10.1126/science.175.4021.514. Science. 1972. PMID: 17755652
New radar image of venus.
Campbell DB, Dyce RB, Pettengill GH. Campbell DB, et al. Among authors: pettengill gh. Science. 1976 Sep 17;193(4258):1123-4. doi: 10.1126/science.193.4258.1123. Science. 1976. PMID: 17792750
Venus: radar determination of gravity potential.
Shapiro II, Pettengill GH, Sherman GN, Rogers AE, Ingalls RP. Shapiro II, et al. Among authors: pettengill gh. Science. 1973 Feb 2;179(4072):473-6. doi: 10.1126/science.179.4072.473. Science. 1973. PMID: 17739140
The case for the radar radius of venus.
Ash ME, Campbell DB, Dyce RB, Ingalls RP, Jurgens R, Pettengill GH, Shapiro II, Slade MA, Thompson TW. Ash ME, et al. Among authors: pettengill gh. Science. 1968 May 31;160(3831):985-7. doi: 10.1126/science.160.3831.985. Science. 1968. PMID: 17768889
Magellan: electrical and physical properties of venus' surface.
Tyler GL, Ford PG, Campbell DB, Elachi C, Pettengill GH, Simpson RA. Tyler GL, et al. Among authors: pettengill gh. Science. 1991 Apr 12;252(5003):265-70. doi: 10.1126/science.252.5003.265. Science. 1991. PMID: 17769273
Comet encke: radar detection of nucleus.
Kamoun PG, Campbell DB, Ostro SJ, Pettengill GH, Shapiro II. Kamoun PG, et al. Among authors: pettengill gh. Science. 1982 Apr 16;216(4543):293-5. doi: 10.1126/science.216.4543.293. Science. 1982. PMID: 17832744
Discrepancies between Radar Data and the Lunar Ephemeris.
Smith CR, Pettengill GH, Shapiro II, Weinstein FS. Smith CR, et al. Among authors: pettengill gh. Science. 1968 May 24;160(3830):876-8. doi: 10.1126/science.160.3830.876. Science. 1968. PMID: 17774403
Martian craters and a scarp as seen by radar.
Pettengill GH, Rogers AE, Shapiro II. Pettengill GH, et al. Science. 1971 Dec 24;174(4016):1321-4. doi: 10.1126/science.174.4016.1321. Science. 1971. PMID: 17801893
23 results