@article{1250523528,
author = {Tokita, Takesi},
title = {Exponential decay of solutions for the wave equation in the exterior domain with spherical boundary},
journal = {J. Math. Kyoto Univ.},
volume = {12},
number = {2},
year = {1972},
pages = { 413-430},
language = {en},
url = {http://dml.mathdoc.fr/item/1250523528}
}
Tokita, Takesi. Exponential decay of solutions for the wave equation in the exterior domain with spherical boundary. J. Math. Kyoto Univ., Tome 12 (1972) no. 2, pp. 413-430. http://gdmltest.u-ga.fr/item/1250523528/