TY  - BOOK
AU  - Kellog, William W.
AU  - Sagan, Carl
TI  - The atmospheres of Mars and Venus
T2  - National Academy of Sciences : National Research Council Publication
PY  - 1961///
CY  - Washington
PB  - National Academy of Sciences
KW  - Astronomy and astrophysics thesaurus
KW  - Atmosphere - Mars
KW  - Atmosphere - Venus
KW  - Planet Mars
ER  -