TY - JOUR AU - A. I. Shepelyavyi TI - The qualitative study of stability in the large and instability for a certain class of amplitude-impulse systems JO - Doklady Akademii Nauk PY - 1970 SP - 1044 EP - 1047 VL - 190 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_190_5_a8/ LA - ru ID - DAN_1970_190_5_a8 ER -