@article{ZNSL_2017_458_a8,
     author = {N. V. Proskurin},
     title = {On cubic exponential sums and {Gauss} sums},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {159--163},
     publisher = {mathdoc},
     volume = {458},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2017_458_a8/}
}