TY  - BOOK
AU  - Siegel, C. L.
AU  - Moser, J. K.
TI  - Lectures on celestial mechanics
T2  - Classics in Mathematics
SN  - 3540586563
U1  - 521.1 
PY  - 1976///
CY  - Berlin
PB  - Springer-Verlag
ER  -