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@article{MI_1973__8_3_189229, author = {{\CYRO}.{\CYRI}. {\CYRS}{\cyro}{\cyrishrt}{\cyrb}{\cyre}{\cyrl}{\cyrsftsn}{\cyrm}{\cyra}{\cyrn}}, title = {{\CYRO} {\cyrv}{\cyro}{\cyrz}{\cyrm}{\cyru}{\cyrshch}{\cyre}{\cyrn}{\cyri}{\cyrya}{\cyrh} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyra} {\cyrs}{\cyrd}{\cyrv}{\cyri}{\cyrg}{\cyra}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {76--91}, publisher = {mathdoc}, volume = {8}, number = {3}, year = {1973}, zbl = {0311.47009}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1973__8_3_189229/} }
О.И. Сойбельман. О возмущениях оператора сдвига. Matematičeskie issledovaniâ, Tome 8 (1973) no. 3, pp. 76-91. http://geodesic.mathdoc.fr/item/MI_1973__8_3_189229/