@article{2693,
author = {Shader, Leslie E.},
title = {On the number of solutions of a congruence in GF[q,x]},
journal = {Portugaliae mathematica},
volume = {32},
year = {1973},
pages = {9-16},
zbl = {0274.12014},
mrnumber = {0323761},
language = {en},
url = {http://dml.mathdoc.fr/item/2693}
}
Shader, Leslie E. On the number of solutions of a congruence in GF[q,x]. Portugaliae mathematica, Tome 32 (1973) pp. 9-16. http://gdmltest.u-ga.fr/item/2693/