@article{1181069332,
author = {Lewallen, John A.},
title = {When Divisibility by an Element Implies Invertibility},
journal = {Rocky Mountain J. Math.},
volume = {37},
number = {2},
year = {2007},
pages = { 285-289},
language = {en},
url = {http://dml.mathdoc.fr/item/1181069332}
}
Lewallen, John A. When Divisibility by an Element Implies Invertibility. Rocky Mountain J. Math., Tome 37 (2007) no. 2, pp. 285-289. http://gdmltest.u-ga.fr/item/1181069332/