Voir la notice de l'article provenant de la source Math-Net.Ru
@article{CMFD_2007_25_a4, author = {S. V. Bochkarev}, title = {Multiplicative {Bounds} for $L_1${-Norms} of {Exponential} {Sums}}, journal = {Contemporary Mathematics. Fundamental Directions}, pages = {49--57}, publisher = {mathdoc}, volume = {25}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/CMFD_2007_25_a4/} }
S. V. Bochkarev. Multiplicative Bounds for $L_1$-Norms of Exponential Sums. Contemporary Mathematics. Fundamental Directions, Theory of functions, Tome 25 (2007), pp. 49-57. http://geodesic.mathdoc.fr/item/CMFD_2007_25_a4/