TY  - GEN
AU  - Battin, Richard H.
TI  - An Introduction to the mathematics and methods of astrodynamics
SN  - 0930403258
PY  - 1987///
CY  - New York
PB  - American Institute of Aeronautics and Astronautics
KW  - ASTRODYNAMICS
KW  - ASTRONOMY-MATHEMATICS
ER  -