TY - JOUR AU - V. I. Nazarov TI - Solvability of linear differential equations in scales of Roumieu spaces that are constructed by means of a given unbounded linear operator JO - Differencialʹnye uravneniâ PY - 1990 SP - 1598 EP - 1608 VL - 26 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_9_a15/ LA - ru ID - DE_1990_26_9_a15 ER -