TY - JOUR AU - A. S. Blagoveshchenskii TI - The inverse boundary value problem of the theory of wave propagation in an anisotropic medium JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1971 SP - 39 EP - 56 VL - 115 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1971_115_a4/ LA - ru ID - TM_1971_115_a4 ER -