TY - JOUR AU - A. G. Kyurkchan TI - Analytic continuation of a wave field in the problem of scattering JO - Doklady Akademii Nauk PY - 1987 SP - 1350 EP - 1355 VL - 292 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_292_6_a16/ LA - ru ID - DAN_1987_292_6_a16 ER -