TY  - BOOK
AU  - Gurfil, Pini
TI  - Modern astrodynamics
T2  - Elsevier astrodynamics series
SN  - 9780123735621
U1  - 629.411 
PY  - 2006///
CY  - Amesterdam
PB  - Elsevier
KW  - Astrodynamics
ER  -