@article{10_4064_aa140_3_1,
     author = {Dang Khoa Nguyen and Bernhard Schmidt},
     title = {Fast computation of {Gauss} sums and
 resolution of the root of unity ambiguity},
     journal = {Acta Arithmetica},
     pages = {205--232},
     publisher = {mathdoc},
     volume = {140},
     number = {3},
     year = {2009},
     doi = {10.4064/aa140-3-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa140-3-1/}
}