TY  - RPRT
TI  - Comet and close-approach asteroid mission study. Volume 4 - Spacecraft system evaluation Final report, 2 Jul. 1964 - 2 Jan. 1965
AU  - Giddis, A.
PY  - 1965
UR  - https://ntrs.nasa.gov/citations/19660005770
ID  - 19660005770
ER  -