TY - JOUR AU - Yu. A. Dubinskii TI - On some differential-operator equations of arbitrary order JO - Sbornik. Mathematics PY - 1973 SP - 1 EP - 21 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1973_19_1_a0/ LA - en ID - SM_1973_19_1_a0 ER -