TY  - JOUR
AU  - Valery V. Kozlov
TI  - Notes on integrable systems
JO  - Russian journal of nonlinear dynamics
PY  - 2013
SP  - 459
EP  - 478
VL  - 9
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ND_2013_9_3_a4/
LA  - ru
ID  - ND_2013_9_3_a4
ER  -