TY  - BOOK
AU  - Pogorelov D A
AU  - Friedman Morris
TI  - Fundamentals of orbital mechanics
U1  - 521.3 
PY  - 1964///
CY  - San Francisco
PB  - Holden-Day
KW  - Celestial mechanics
KW  - Mechanics
KW  - Orbits
ER  -