TY - JOUR AU - V. E. Slyusarchuk TI - Invertibility of nonautonomous functional-differential operators JO - Sbornik. Mathematics PY - 1987 SP - 83 EP - 100 VL - 58 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1987_58_1_a4/ LA - en ID - SM_1987_58_1_a4 ER -