TY  - RPRT
TI  - Vehicle systems and payload requirements evaluation
AU  - Rea, F. G.
AU  - Pittenger, J. L.
AU  - Conlon, R. J.
AU  - Allen, J. D.
PY  - 1975
UR  - https://ntrs.nasa.gov/citations/19760010099
ID  - 19760010099
ER  -