@article{10_4064_aa_22_3_257_265,
     author = {R. Lidl and Harald Niederreiter},
     title = {On orthogonal systems and permutation polynomials in several variables},
     journal = {Acta Arithmetica},
     pages = {257--265},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {1972},
     doi = {10.4064/aa-22-3-257-265},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-22-3-257-265/}
}