TY - JOUR AU - A. N. Veissenberg AU - B. I. Kushchev TI - On the question of the stability of motion in the critical case with an even number of zero roots JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1974 SP - 24 EP - 28 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1974_2_a2/ LA - ru ID - IVM_1974_2_a2 ER -