@article{03786987,
title = {The Krull radical, k-primitive rings, and critical rings.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {5},
year = {1982},
pages = {763-777},
doi = {10.1155/S0161171282000702},
zbl = {0499.16006},
language = {en},
url = {http://dml.mathdoc.fr/item/03786987}
}
Tucci, Ralph. The Krull radical, k-primitive rings, and critical rings.. International Journal of Mathematics and Mathematical Sciences, Tome 5 (1982) pp. 763-777. doi : 10.1155/S0161171282000702. http://gdmltest.u-ga.fr/item/03786987/