Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1962__80_170102, author = {Felix E. Browder}, title = {On {Non-Linear} {Wave} {Equations.}}, journal = {Mathematische Zeitschrift}, pages = {249--264}, publisher = {mathdoc}, volume = {80}, year = {1962}, zbl = {0109.32102}, url = {http://geodesic.mathdoc.fr/item/MZ_1962__80_170102/} }
Felix E. Browder. On Non-Linear Wave Equations.. Mathematische Zeitschrift, Tome 80 (1962), pp. 249-264. http://geodesic.mathdoc.fr/item/MZ_1962__80_170102/