@article{GDZPPN002356686,
title = {Values of cyclotomic polynomials at roots of unity.},
journal = {Mathematica Scandinavica},
volume = {48},
year = {1981},
pages = {15-35},
zbl = {0446.12001},
url = {http://dml.mathdoc.fr/item/GDZPPN002356686}
}
Kurshan, R.P.; Odlyzoko, A.M. Values of cyclotomic polynomials at roots of unity.. Mathematica Scandinavica, Tome 48 (1981) pp. 15-35. http://gdmltest.u-ga.fr/item/GDZPPN002356686/