@article{GDZPPN002210266,
title = {Solving algebraic equations in roots of unity.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {435},
year = {1993},
pages = {119-156},
zbl = {0763.14008},
url = {http://dml.mathdoc.fr/item/GDZPPN002210266}
}
Ruppert, Wolfgang M. Solving algebraic equations in roots of unity.. Journal für die reine und angewandte Mathematik, Tome 435 (1993) pp. 119-156. http://gdmltest.u-ga.fr/item/GDZPPN002210266/