TY - JOUR AU - B. T. Bilalov AU - Yu. K. Yusifaliev TI - Basis properties of the eigenfunctions of some nonselfadjoint differential operators JO - Differencialʹnye uravneniâ PY - 1994 SP - 20 EP - 25 VL - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1994_30_1_a1/ LA - ru ID - DE_1994_30_1_a1 ER -