TY - JOUR AU - A. N. Kochubei TI - Operator-differential equations in spaces of ultradistributions JO - Differencialʹnye uravneniâ PY - 1980 SP - 405 EP - 413 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_3_a2/ LA - ru ID - DE_1980_16_3_a2 ER -