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@article{IVM_1983_9_a9, author = {N. M. Fillippova}, title = {A uniqueness theorem}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {74--79}, publisher = {mathdoc}, number = {9}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1983_9_a9/} }
N. M. Fillippova. A uniqueness theorem. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1983), pp. 74-79. http://geodesic.mathdoc.fr/item/IVM_1983_9_a9/