TY - JOUR AU - D. U. Umbetzhanov TI - The almost periodic solutions of a certain class of partial differential equations with small parameters JO - Differencialʹnye uravneniâ PY - 1970 SP - 913 EP - 916 VL - 6 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1970_6_5_a14/ LA - ru ID - DE_1970_6_5_a14 ER -