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@article{IVM_1981_6_a9, author = {\`E. O. Khazirishi}, title = {Some orthogonal systems of functions}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {59--64}, publisher = {mathdoc}, number = {6}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1981_6_a9/} }
È. O. Khazirishi. Some orthogonal systems of functions. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1981), pp. 59-64. http://geodesic.mathdoc.fr/item/IVM_1981_6_a9/