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@article{IVM_1965_1_a11, author = {Yu. F. Korobeinik}, title = {A~generalization of {Liouville's} theorem}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {81--90}, publisher = {mathdoc}, number = {1}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1965_1_a11/} }
Yu. F. Korobeinik. A~generalization of Liouville's theorem. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1965), pp. 81-90. http://geodesic.mathdoc.fr/item/IVM_1965_1_a11/