TY - JOUR AU - A. S. Blagoveshchenskii AU - D. A. Fedorenko TI - The inverse problem for the acoustic equation in a~weakly horizontally inhomogeneous medium JO - Zapiski Nauchnykh Seminarov POMI PY - 2008 SP - 81 EP - 99 VL - 354 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2008_354_a2/ LA - ru ID - ZNSL_2008_354_a2 ER -