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@article{DAN_1965_161_6_a3, author = {M. Ya. Zinger}, title = {On the roots of trigonometric polynomials}, journal = {Doklady Akademii Nauk}, pages = {1263--1266}, publisher = {mathdoc}, volume = {161}, number = {6}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_161_6_a3/} }
M. Ya. Zinger. On the roots of trigonometric polynomials. Doklady Akademii Nauk, Tome 161 (1965) no. 6, pp. 1263-1266. http://geodesic.mathdoc.fr/item/DAN_1965_161_6_a3/