TY - JOUR AU - A. I. Grebennikov TI - A spline-approximation method for solving some ill-posed problems JO - Doklady Akademii Nauk PY - 1988 SP - 533 EP - 537 VL - 298 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1988_298_3_a3/ LA - ru ID - DAN_1988_298_3_a3 ER -