TY - JOUR AU - M. I. Kamenskii TI - On the investigation of the stability of periodic solutions for a JO - Doklady Akademii Nauk PY - 1997 SP - 13 EP - 16 VL - 353 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1997_353_1_a2/ LA - ru ID - DAN_1997_353_1_a2 ER -