TY - JOUR AU - A. M. Samoilenko AU - V. L. Kulik TI - On the regularity of differential equations that are linearized with respect to some of the variables JO - Differencialʹnye uravneniâ PY - 1995 SP - 773 EP - 777 VL - 31 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1995_31_5_a5/ LA - ru ID - DE_1995_31_5_a5 ER -