@article{GDZPPN002307103,
title = {Semi-Perfect q-Rings.},
journal = {Mathematische Annalen},
volume = {201},
year = {1973},
pages = {113-122},
zbl = {0234.16018},
url = {http://dml.mathdoc.fr/item/GDZPPN002307103}
}
Hill, David A. Semi-Perfect q-Rings.. Mathematische Annalen, Tome 201 (1973) pp. 113-122. http://gdmltest.u-ga.fr/item/GDZPPN002307103/