TY  - RPRT
TI  - Space transportation nodes assumptions and requirements: Lunar base systems study task 2.1
AU  - Kahn, Taher Ali
AU  - Simonds, Charles H.
AU  - Stump, William R.
PY  - 1988
UR  - https://ntrs.nasa.gov/citations/19880019560
ID  - 19880019560
ER  -