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@article{MAT_1970_14_4_a3, author = {H.-O. Kreiss}, title = {Initial boundary value problems for hyperbolic systems}, journal = {Matematika}, pages = {98--115}, publisher = {mathdoc}, volume = {14}, number = {4}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1970_14_4_a3/} }
H.-O. Kreiss. Initial boundary value problems for hyperbolic systems. Matematika, Tome 14 (1970) no. 4, pp. 98-115. http://geodesic.mathdoc.fr/item/MAT_1970_14_4_a3/