@article{10_4064_aa164_1_4,
     author = {J. Bourgain and M. Z. Garaev},
     title = {Kloosterman sums in residue rings},
     journal = {Acta Arithmetica},
     pages = {43--64},
     publisher = {mathdoc},
     volume = {164},
     number = {1},
     year = {2014},
     doi = {10.4064/aa164-1-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa164-1-4/}
}