TY - JOUR AU - M. M. Khapaev TI - On linear systems of ordinary differential equations JO - Doklady Akademii Nauk PY - 1982 SP - 299 EP - 301 VL - 266 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_266_2_a10/ LA - ru ID - DAN_1982_266_2_a10 ER -