@article{GDZPPN002099047, title = {Sums of Kloosterman Sums.}, journal = {Inventiones mathematicae}, volume = {74}, year = {1983}, pages = {243-250}, zbl = {0507.10029}, url = {http://dml.mathdoc.fr/item/GDZPPN002099047} }
Goldfeld, D.; Sarnak, P. Sums of Kloosterman Sums.. Inventiones mathematicae, Tome 74 (1983) pp. 243-250. http://gdmltest.u-ga.fr/item/GDZPPN002099047/