TY - JOUR AU - S. A. Lomov AU - V. A. Strizhkov TI - Generalization of the Tikhonov theorem to the case of a purely JO - Doklady Akademii Nauk PY - 1983 SP - 1317 EP - 1320 VL - 271 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_271_6_a7/ LA - ru ID - DAN_1983_271_6_a7 ER -