TY  - BOOK
AU  - Chebotarev, G. A., ed.
AU  - Kazimirchak-Polanskaya, E. I., ed.
AU  - Marsdem, B. G., ed.
ED  - International Astronomical Union
ED  - International Astronomical Union Symposium
ED  - International Astronomical Union
TI  - The Motion, evolution of orbits, and origin of comets: proceedings of the IAU symposium No.45, held in Leningard, USSR, August 4-11, 1970
T2  - IAU Symposium; no. 45
SN  - 0-387-91103-0
PY  - 1972///
CY  - Dordrecht
PB  - D. Reidel Publishing
KW  - Astronomy and Astrophysics Thesaurus
KW  - Comets
KW  - Orbital Motions
KW  - Stellar Motion
ER  -