@article{GDZPPN002229188,
title = {Irreducible factors of Psi-Polynomials over finite fields.},
journal = {Manuscripta mathematica},
volume = {61},
year = {1988},
pages = {187-204},
zbl = {0658.12011},
url = {http://dml.mathdoc.fr/item/GDZPPN002229188}
}
Schoenwaelder, Ulrich. Irreducible factors of Psi-Polynomials over finite fields.. Manuscripta mathematica, Tome 61 (1988) pp. 187-204. http://gdmltest.u-ga.fr/item/GDZPPN002229188/