Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1975_134_a20, author = {S. B. Stechkin}, title = {Mean values of the modulus of a~trigonometric sum}, journal = {Informatics and Automation}, pages = {283--309}, publisher = {mathdoc}, volume = {134}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1975_134_a20/} }
S. B. Stechkin. Mean values of the modulus of a~trigonometric sum. Informatics and Automation, Theory of functions and its applications, Tome 134 (1975), pp. 283-309. http://geodesic.mathdoc.fr/item/TRSPY_1975_134_a20/