TY - JOUR AU - I. D. Evzerov TI - Estimates of the resolvent and the domain of definition of fractional powers of abstract differential operators JO - Differencialʹnye uravneniâ PY - 1985 SP - 1616 EP - 1618 VL - 21 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_9_a20/ LA - ru ID - DE_1985_21_9_a20 ER -