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@article{IVM_1974_8_a2, author = {D. L. Berman}, title = {A~discrete analogue of {Luk\'acs's} theorem, and its application}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {16--21}, publisher = {mathdoc}, number = {8}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1974_8_a2/} }
D. L. Berman. A~discrete analogue of Luk\'acs's theorem, and its application. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1974), pp. 16-21. http://geodesic.mathdoc.fr/item/IVM_1974_8_a2/