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@article{IVM_2001_8_a3, author = {G. Ya. Areshkin}, title = {On some properties of linear continuous transformations of {Hilbert} spaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {29--37}, publisher = {mathdoc}, number = {8}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2001_8_a3/} }
G. Ya. Areshkin. On some properties of linear continuous transformations of Hilbert spaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (2001), pp. 29-37. http://geodesic.mathdoc.fr/item/IVM_2001_8_a3/