@article{1200691230,
author = {Harada, Manabu},
title = {On semi-primary $PP$-rings},
journal = {Osaka J. Math.},
volume = {2},
number = {1},
year = {1965},
pages = { 153-161},
language = {en},
url = {http://dml.mathdoc.fr/item/1200691230}
}
Harada, Manabu. On semi-primary $PP$-rings. Osaka J. Math., Tome 2 (1965) no. 1, pp. 153-161. http://gdmltest.u-ga.fr/item/1200691230/