TY - JOUR AU - I. É. Stepanova TI - The integral equation of the three-dimensional structural inverse problem JO - Doklady Akademii Nauk PY - 1997 SP - 108 EP - 110 VL - 353 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1997_353_1_a13/ LA - ru ID - DAN_1997_353_1_a13 ER -