TY - JOUR AU - G. S. Larionov TI - Three variants of averaging in integro-differential equations JO - Differencialʹnye uravneniâ PY - 1970 SP - 1125 EP - 1126 VL - 6 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1970_6_6_a19/ LA - ru ID - DE_1970_6_6_a19 ER -