TY - JOUR AU - R. Gatignol AU - N. Sibgatullin TI - Canonical variables and the Hamilton principle for a stratified heavy fluid JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1993 SP - 72 EP - 76 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1993_3_a12/ LA - ru ID - VMUMM_1993_3_a12 ER -