@article{MM2_1991__71_3_155623,
     author = {Stefan K\"uhnlein},
     title = {On some {Kloosterman} sums.},
     journal = {Manuscripta mathematica},
     pages = {385--398},
     year = {1991},
     volume = {71},
     number = {3},
     zbl = {0733.11051},
     url = {http://geodesic.mathdoc.fr/item/MM2_1991__71_3_155623/}
}