TY - JOUR AU - V. Ivanov TI - The solution of operator equations that are not well-posed JO - Informatics and Automation PY - 1971 SP - 232 EP - 240 VL - 112 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1971_112_a14/ LA - ru ID - TRSPY_1971_112_a14 ER -