TY - JOUR AU - R. Gabasov TI - Stability of solutions of differential-operator equations under constantly applied perturbations JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1962 SP - 29 EP - 38 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1962_5_a3/ LA - ru ID - IVM_1962_5_a3 ER -