TY  - RPRT
TI  - Systems comparison of direct and relay link data return modes for advanced planetary missions
AU  - Barber, T. A.
AU  - Billy, J. M.
AU  - Bourke, R. D.
PY  - 1966
UR  - https://ntrs.nasa.gov/citations/19660015224
ID  - 19660015224
ER  -