@article{RM_2015_70_3_a2,
     author = {A. V. Ustinov},
     title = {Three-dimensional continued fractions and {Kloosterman} sums},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {483--556},
     year = {2015},
     volume = {70},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2015_70_3_a2/}
}