TY - JOUR AU - V. E. Zakharov AU - L. I. Piterbarg TI - Canonical variables for Rossby waves and drift waves in a plasma JO - Doklady Akademii Nauk PY - 1987 SP - 86 EP - 90 VL - 295 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_295_1_a18/ LA - ru ID - DAN_1987_295_1_a18 ER -