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@article{DAN_1974_218_2_a3, author = {A. V. Efimov and A. F. Karakulin}, title = {A continuous analog of periodic multiplicative orthonormal systems}, journal = {Doklady Akademii Nauk}, pages = {268--271}, publisher = {mathdoc}, volume = {218}, number = {2}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_218_2_a3/} }
A. V. Efimov; A. F. Karakulin. A continuous analog of periodic multiplicative orthonormal systems. Doklady Akademii Nauk, Tome 218 (1974) no. 2, pp. 268-271. http://geodesic.mathdoc.fr/item/DAN_1974_218_2_a3/