TY - JOUR AU - A. A. Goncharenko AU - V. F. Kravchenko AU - V. I. Ponomarev TI - On an inverse problem of the theory of the propagation of electromagnetic waves JO - Differencialʹnye uravneniâ PY - 1988 SP - 622 EP - 627 VL - 24 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1988_24_4_a9/ LA - ru ID - DE_1988_24_4_a9 ER -