TY  - RPRT
TI  - Earth-based navigation capabilities for outer planet missions.
AU  - Hildebrand, C. E.
AU  - Ondrasik, V. J.
AU  - Ransford, G. A.
PY  - 1972
UR  - https://ntrs.nasa.gov/citations/19720061764
ID  - 19720061764
ER  -