TY - JOUR AU - E. H. Khalilov TI - On properties of the operator generated by the derivative of the acoustic potential of a simple layer JO - Sibirskij žurnal čistoj i prikladnoj matematiki PY - 2017 SP - 78 EP - 90 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VNGU_2017_17_1_a6/ LA - ru ID - VNGU_2017_17_1_a6 ER -