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@article{IVM_1973_3_a0, author = {R. Yu. Akchurina}, title = {Problems of distinction for recurrence relations}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--8}, publisher = {mathdoc}, number = {3}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1973_3_a0/} }
R. Yu. Akchurina. Problems of distinction for recurrence relations. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1973), pp. 3-8. http://geodesic.mathdoc.fr/item/IVM_1973_3_a0/