TY  - RPRT
TI  - Testing relativistic gravity theories using radio tracking data from planetary orbiting spacecraft.
AU  - Jordan, J. F.
AU  - Melbourne, W. G.
AU  - Anderson, J. D.
PY  - 1972
UR  - https://ntrs.nasa.gov/citations/19720048312
ID  - 19720048312
ER  -