TY  - RPRT
TI  - Rationale for NASA Planetary Exploration Program
AU  - Rasool, I.
AU  - Herman, D.
AU  - Kerrisk, D.
AU  - Brunk, W.
PY  - 1974
UR  - https://ntrs.nasa.gov/citations/19750037249
ID  - 19750037249
ER  -