Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1981_261_3_a7, author = {V. A. Nogin and S. G. Samko}, title = {On the simultaneous approximation of functions and their {Riesz} derivatives}, journal = {Doklady Akademii Nauk}, pages = {548--550}, publisher = {mathdoc}, volume = {261}, number = {3}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1981_261_3_a7/} }
V. A. Nogin; S. G. Samko. On the simultaneous approximation of functions and their Riesz derivatives. Doklady Akademii Nauk, Tome 261 (1981) no. 3, pp. 548-550. http://geodesic.mathdoc.fr/item/DAN_1981_261_3_a7/