TY - JOUR AU - M. M. Khapaev TI - The stability of the state of equilibrium of systems of differential equations JO - Differencialʹnye uravneniâ PY - 1969 SP - 848 EP - 855 VL - 5 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1969_5_5_a5/ LA - ru ID - DE_1969_5_5_a5 ER -