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@article{DAN_1965_161_4_a0, author = {N. M. Akulinichev}, title = {Bounds for rational trigonometric sums of a special type}, journal = {Doklady Akademii Nauk}, pages = {743--745}, publisher = {mathdoc}, volume = {161}, number = {4}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_161_4_a0/} }
N. M. Akulinichev. Bounds for rational trigonometric sums of a special type. Doklady Akademii Nauk, Tome 161 (1965) no. 4, pp. 743-745. http://geodesic.mathdoc.fr/item/DAN_1965_161_4_a0/