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@article{TM_1994_207_a23, author = {S. A. Stepanov}, title = {On lower bounds for character sums over finite fields}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {297--298}, publisher = {mathdoc}, volume = {207}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1994_207_a23/} }
S. A. Stepanov. On lower bounds for character sums over finite fields. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Number theory and analysis, Tome 207 (1994), pp. 297-298. http://geodesic.mathdoc.fr/item/TM_1994_207_a23/