TY  - BOOK
AU  - Kovalevsky, Jean
TI  - Introduction to celestial mechanics
T2  - Astrophysics and Space Science Library; v. 7
PY  - 1967///
CY  - Dordrecht
PB  - D. Reidel Publishing
KW  - Astronomy and astrophysics thesaurus
KW  - Celestial mechanics
ER  -