Counting irreducible factors of polynomials over a finite field.

Arnold Knopfmacher John Knopfmacher Counting irreducible factors of polynomials over a finite field. 103-118 1993 112 Discrete Mathematics 1-3 http://dx.doi.org/10.1016/0012-365X(93)90227-K db/journals/dm/dm112.html#KnopfmacherK93