@article{GDZPPN00230256X,
title = {On Orders in Principal Left Ideal Rings and Left Elemental Annihilator Rings.},
journal = {Mathematische Annalen},
volume = {189},
year = {1970},
pages = {309-314},
zbl = {0182.36602},
url = {http://dml.mathdoc.fr/item/GDZPPN00230256X}
}
LUEDEMAN, J.K. On Orders in Principal Left Ideal Rings and Left Elemental Annihilator Rings.. Mathematische Annalen, Tome 189 (1970) pp. 309-314. http://gdmltest.u-ga.fr/item/GDZPPN00230256X/