TY - JOUR AU - N. S. Smirnova TI - An algorithm for determining the sum of multiple wave fields for arbitrary positions of the source and the receiver into an elastic medium JO - Zapiski Nauchnykh Seminarov POMI PY - 1994 SP - 251 EP - 261 VL - 210 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1994_210_a19/ LA - ru ID - ZNSL_1994_210_a19 ER -