TY - JOUR AU - V. V. Vasin TI - Approximation of nonsmooth solutions of linear ill-posed problems JO - Trudy Instituta matematiki i mehaniki PY - 2006 SP - 64 EP - 77 VL - 12 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2006_12_1_a5/ LA - ru ID - TIMM_2006_12_1_a5 ER -