@article{GDZPPN002224771,
title = {Period Polynomials for Generalized cyclotomic periods.},
journal = {Manuscripta mathematica},
volume = {39},
year = {1982},
pages = {217-244},
zbl = {0499.12001},
url = {http://dml.mathdoc.fr/item/GDZPPN002224771}
}
Evans, Ronald J. Period Polynomials for Generalized cyclotomic periods.. Manuscripta mathematica, Tome 39 (1982) pp. 217-244. http://gdmltest.u-ga.fr/item/GDZPPN002224771/