@article{1250519012, author = {\=Okaji, Takashi}, title = {Maximally hyperbolic operators}, journal = {J. Math. Kyoto Univ.}, volume = {34}, number = {4}, year = {1994}, pages = { 285-317}, language = {en}, url = {http://dml.mathdoc.fr/item/1250519012} }
Ōkaji, Takashi. Maximally hyperbolic operators. J. Math. Kyoto Univ., Tome 34 (1994) no. 4, pp. 285-317. http://gdmltest.u-ga.fr/item/1250519012/