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@article{IVM_1968_7_a3, author = {O. T. {\CYRI}{\cyrn}{\cyri}{\cyrn}}, title = {The resolvents of an isometric operator with equal defect numbers}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {24--29}, publisher = {mathdoc}, number = {7}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1968_7_a3/} }
O. T. Инин. The resolvents of an isometric operator with equal defect numbers. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1968), pp. 24-29. http://geodesic.mathdoc.fr/item/IVM_1968_7_a3/