TY - JOUR AU - A. M. Molchanov TI - Stability in the case of a neutral linear approximation JO - Doklady Akademii Nauk PY - 1961 SP - 24 EP - 27 VL - 141 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_141_1_a5/ LA - ru ID - DAN_1961_141_1_a5 ER -