TY - JOUR AU - V. K. Ivanov TI - Integral equations of the first kind and approximate solution of the inverse problem of potential theory JO - Doklady Akademii Nauk PY - 1962 SP - 998 EP - 1000 VL - 142 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_142_5_a4/ LA - ru ID - DAN_1962_142_5_a4 ER -