@article{1183531390, author = {Roffman, Eric H.}, title = {Localized solutions of nonlinear wave equations}, journal = {Bull. Amer. Math. Soc.}, volume = {76}, number = {4}, year = {1970}, pages = { 70-71}, language = {en}, url = {http://dml.mathdoc.fr/item/1183531390} }
Roffman, Eric H. Localized solutions of nonlinear wave equations. Bull. Amer. Math. Soc., Tome 76 (1970) no. 4, pp. 70-71. http://gdmltest.u-ga.fr/item/1183531390/