On a class of singular problems satisfying Huygens principle
Doklady Akademii Nauk, Tome 256 (1981) no. 6, pp. 1307-1311
@article{DAN_1981_256_6_a5,
author = {G. M. Kagan},
title = {On a class of singular problems satisfying {Huygens} principle},
journal = {Doklady Akademii Nauk},
pages = {1307--1311},
year = {1981},
volume = {256},
number = {6},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1981_256_6_a5/}
}
G. M. Kagan. On a class of singular problems satisfying Huygens principle. Doklady Akademii Nauk, Tome 256 (1981) no. 6, pp. 1307-1311. http://geodesic.mathdoc.fr/item/DAN_1981_256_6_a5/