TY - JOUR AU - M. M. Lavrent'ev AU - A. G. Bukhgeim TI - On a class of problems in integral geometry JO - Doklady Akademii Nauk PY - 1973 SP - 38 EP - 39 VL - 211 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_211_1_a7/ LA - ru ID - DAN_1973_211_1_a7 ER -