TY - JOUR AU - Т. M. Nguуen TI - On non-sliding conditions of two--legged apparatus at beginning of its motion JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1989 SP - 90 EP - 94 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1989_2_a25/ LA - ru ID - VMUMM_1989_2_a25 ER -