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@article{IVM_1982_3_a11, author = {O. E. Tikhonov}, title = {Integrable bilinear forms and an integral over an operator-valued measure}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {76--80}, publisher = {mathdoc}, number = {3}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1982_3_a11/} }
O. E. Tikhonov. Integrable bilinear forms and an integral over an operator-valued measure. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1982), pp. 76-80. http://geodesic.mathdoc.fr/item/IVM_1982_3_a11/