%0 Journal Article %A Nicholas M. Katz %T Factoring polynomials in finite fields: an application of Lang-Weil to a problem in graph theory. %J Mathematische Annalen %D 1990 %P 625-638 %V 286 %N 1-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1990__286_1-3_164654/ %F MAN_1990__286_1-3_164654