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@article{MI_1971__6_1_189072, author = {{\CYRO}.{\CYRI}. {\CYRS}{\cyro}{\cyrishrt}{\cyrb}{\cyre}{\cyrl}{\cyrsftsn}{\cyrm}{\cyra}{\cyrn}}, title = {{\CYRV}{\cyro}{\cyrz}{\cyrm}{\cyru}{\cyrshch}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrd}{\cyri}{\cyra}{\cyrg}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrv}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {126--145}, publisher = {mathdoc}, volume = {6}, number = {1}, year = {1971}, zbl = {0233.47016}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1971__6_1_189072/} }
О.И. Сойбельман. Возмущения диагональных операторов. Matematičeskie issledovaniâ, Tome 6 (1971) no. 1, pp. 126-145. http://geodesic.mathdoc.fr/item/MI_1971__6_1_189072/