TY  - JOUR
AU  - L. I. Piterbarg
TI  - Canonical variables for Rossby waves with closed level curves of
JO  - Doklady Akademii Nauk
PY  - 1992
SP  - 316
EP  - 320
VL  - 324
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1992_324_2_a15/
LA  - ru
ID  - DAN_1992_324_2_a15
ER  -