TY - JOUR AU - Yu. A. Dubinskii TI - The nontriviality of certain classes of functions, and the solvability of nonlinear ordinary differential equations of infinite order JO - Differencialʹnye uravneniâ PY - 1974 SP - 231 EP - 240 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1974_10_2_a5/ LA - ru ID - DE_1974_10_2_a5 ER -