TY - JOUR AU - S. V. Zhestkov AU - E. A. Ermolaev TI - Algebraic approach to the study of stability of Cauchy problem for Fedorov systems of partial differential equations JO - Differencialʹnye uravneniâ PY - 1993 SP - 715 EP - 716 VL - 29 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1993_29_4_a15/ LA - ru ID - DE_1993_29_4_a15 ER -