TY  - RPRT
TI  - Manned geosynchronous mission requirements and systems analysis study add-on
AU  - Sherman, S. W.
AU  - Johnson, W. T.
AU  - Schoen, W. C.
PY  - 1982
UR  - https://ntrs.nasa.gov/citations/19830001822
ID  - 19830001822
ER  -