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@article{DE_1981_17_9_a17, author = {L. I. Vainerman}, title = {Maximal dissipativity of abstract differential operators of hyperbolic type}, journal = {Differencialʹnye uravneni\^a}, pages = {1678--1681}, publisher = {mathdoc}, volume = {17}, number = {9}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_9_a17/} }
L. I. Vainerman. Maximal dissipativity of abstract differential operators of hyperbolic type. Differencialʹnye uravneniâ, Tome 17 (1981) no. 9, pp. 1678-1681. http://geodesic.mathdoc.fr/item/DE_1981_17_9_a17/