TY - JOUR AU - A. S. Galiullin TI - Generalizations of Hamiltonian systems JO - Differencialʹnye uravneniâ PY - 1988 SP - 751 EP - 760 VL - 24 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1988_24_5_a1/ LA - ru ID - DE_1988_24_5_a1 ER -