TY  - BOOK
AU  - Celletti, Alessandra
AU  - Perozzi, Ettore
TI  - Celestial Mechanics (e-Books)
SN  - 9780387685779
U1  - 521.1 
PY  - 2007///
CY  - New York
PB  - Praxis Publishing Ltd.
N1  - http://dx.doi.org/10.1007/978-0-387-68577-9
ER  -