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@article{IM2_1967_1_4_a1, author = {Ya. I. Zhitomirskii}, title = {Uniqueness classes of solutions of the {Cauchy} problem for linear}, journal = {Izvestiya. Mathematics }, pages = {737--756}, publisher = {mathdoc}, volume = {1}, number = {4}, year = {1967}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1967_1_4_a1/} }
Ya. I. Zhitomirskii. Uniqueness classes of solutions of the Cauchy problem for linear. Izvestiya. Mathematics , Tome 1 (1967) no. 4, pp. 737-756. http://geodesic.mathdoc.fr/item/IM2_1967_1_4_a1/