%0 Journal Article %A Gary Mullen %T Equivalence classes of sets of functions over a finite field %J Acta Arithmetica %D 1980 %P 323-329 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-36-4-323-329/ %R 10.4064/aa-36-4-323-329 %G en %F 10_4064_aa_36_4_323_329