TY - JOUR AU - S. L. Ziglin TI - Branching of solutions and the nonexistence of an additional first integral in the problem of motion of an asymmetric heavy rigid body relative to a fixed point JO - Doklady Akademii Nauk PY - 1980 SP - 786 EP - 790 VL - 251 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_251_4_a3/ LA - ru ID - DAN_1980_251_4_a3 ER -