TY - JOUR AU - V. S. Loshchinin TI - Limiting energy conditions for motion of mechanical systems with variable masses JO - Doklady Akademii Nauk PY - 1975 SP - 783 EP - 785 VL - 224 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_224_4_a10/ LA - ru ID - DAN_1975_224_4_a10 ER -