TY - JOUR AU - A. O. Ignatyev TI - Method of Lyapunov functions in problems of stability of solutions JO - Sbornik. Mathematics PY - 2003 SP - 1543 EP - 1558 VL - 194 IS - 10 UR - http://geodesic.mathdoc.fr/item/SM_2003_194_10_a5/ LA - en ID - SM_2003_194_10_a5 ER -