TY  - DATA
AU  - Cendra, Hernan
AU  - Marsden, Jerrold E.Ratiu, Tudor S.
TI  - Lagrangian reduction by stages 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470403157 (online)
PY  - 2001///
CY  - Providence, R.I.
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0722
ER  -