Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1978_6_a9, author = {A. I. Rubinshtein}, title = {Parseval's equality}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {102--108}, publisher = {mathdoc}, number = {6}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1978_6_a9/} }
A. I. Rubinshtein. Parseval's equality. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1978), pp. 102-108. http://geodesic.mathdoc.fr/item/IVM_1978_6_a9/