@article{IM2_1967_1_1_a7,
     author = {A. I. Vinogradov},
     title = {On the cubic {Gauss} sum},
     journal = {Izvestiya. Mathematics },
     pages = {113--138},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1967},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1967_1_1_a7/}
}