TY  - BOOK
AU  - Kuiper, G .P., ed.
AU  - Roemer, E., ed.
ED  - 
TI  - Comets: proceedings of the Tucson comet conference on scientific data and missions, held in Tucson, Arizona, 1 July 1972
PY  - 1972///
CY  - Arizona
PB  - Lunar Planetary Observatory
KW  - Comets
ER  -