@article{GDZPPN002314312,
title = {Unital Rings whose Additive Endomorphisms Commute.},
journal = {Mathematische Annalen},
volume = {229},
year = {1977},
pages = {197-214},
zbl = {0336.20040},
url = {http://dml.mathdoc.fr/item/GDZPPN002314312}
}
Bowshell, R.A.; Schultz, P. Unital Rings whose Additive Endomorphisms Commute.. Mathematische Annalen, Tome 229 (1977) pp. 197-214. http://gdmltest.u-ga.fr/item/GDZPPN002314312/