@article{00942759,
title = {On the Dirichlet problem for the nonlinear wave equation in bounded domains with corner points.},
journal = {Bulletin of the Belgian Mathematical Society - Simon Stevin},
volume = {3},
year = {1996},
pages = {345-361},
zbl = {0863.35062},
language = {en},
url = {http://dml.mathdoc.fr/item/00942759}
}
Ben-Naoum, Abdou Kouider. On the Dirichlet problem for the nonlinear wave equation in bounded domains with corner points.. Bulletin of the Belgian Mathematical Society - Simon Stevin, Tome 3 (1996) pp. 345-361. http://gdmltest.u-ga.fr/item/00942759/