TY - JOUR AU - O. V. Matysik TI - Implicit method for solving a self-adjoint ill-posed problem with approximately operator and a posteriori choice of the regularization parameter JO - Trudy Instituta matematiki PY - 2015 SP - 76 EP - 81 VL - 23 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMB_2015_23_2_a9/ LA - ru ID - TIMB_2015_23_2_a9 ER -