TY - JOUR AU - D. A. Popov TI - Reconstruction of characteristic functions in two-dimensional Radon tomography JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1998 SP - 109 EP - 193 VL - 53 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1998_53_1_a2/ LA - en ID - RM_1998_53_1_a2 ER -