@article{10_4153_CMB_1972_103_3,
     author = {Bruen, Aiden},
     title = {Permutation {Functions} on a {Finite} {Field}},
     journal = {Canadian mathematical bulletin},
     pages = {595--597},
     year = {1972},
     volume = {15},
     number = {4},
     doi = {10.4153/CMB-1972-103-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1972-103-3/}
}