TY  - RPRT
TI  - Spacecraft 2000: The challenge of the future
AU  - Brandhorst, Henry W., Jr.
AU  - Faymon, Karl A.
AU  - Bercaw, Robert W.
PY  - 1987
UR  - https://ntrs.nasa.gov/citations/19870017015
ID  - 19870017015
ER  -