TY - JOUR AU - V. M. Babich TI - The point-source of electromagnetic waves in the case of nonhomogeneous media (high-frequency ansatz and dual to him singular solution) JO - Zapiski Nauchnykh Seminarov POMI PY - 2018 SP - 7 EP - 14 VL - 471 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2018_471_a0/ LA - ru ID - ZNSL_2018_471_a0 ER -