TY - JOUR AU - A. Yu. Anikin AU - A. I. Klevin TI - Asymptotics of the~Helmholtz equation solutions in a~two-layer medium with a~localized right-hand side JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2023 SP - 148 EP - 168 VL - 216 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2023_216_1_a9/ LA - ru ID - TMF_2023_216_1_a9 ER -