Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1979_8_a6, author = {S. Z. Rafal'son}, title = {The analogue of a~theorem of {A.~Zygmund} for {Legendre} polynomials}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {54--59}, publisher = {mathdoc}, number = {8}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1979_8_a6/} }
S. Z. Rafal'son. The analogue of a~theorem of A.~Zygmund for Legendre polynomials. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1979), pp. 54-59. http://geodesic.mathdoc.fr/item/IVM_1979_8_a6/