@article{GDZPPN002191288,
title = {Zero divisors in power series rings.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {272},
year = {1975},
pages = {145-164},
zbl = {0309.13009},
url = {http://dml.mathdoc.fr/item/GDZPPN002191288}
}
Gilmer, Robert; Grams, Anne; Parker, Tom. Zero divisors in power series rings.. Journal für die reine und angewandte Mathematik, Tome 272 (1975) pp. 145-164. http://gdmltest.u-ga.fr/item/GDZPPN002191288/