@article{1200691825, author = {Clark, W. Edwin}, title = {A note on semiprimary ${\rm PP}$-rings}, journal = {Osaka J. Math.}, volume = {4}, number = {1}, year = {1967}, pages = { 177-178}, language = {en}, url = {http://dml.mathdoc.fr/item/1200691825} }
Clark, W. Edwin. A note on semiprimary ${\rm PP}$-rings. Osaka J. Math., Tome 4 (1967) no. 1, pp. 177-178. http://gdmltest.u-ga.fr/item/1200691825/