@article{1200694308, author = {Harada, Manabu}, title = {Perfect categories. II. Hereditary categories}, journal = {Osaka J. Math.}, volume = {10}, number = {1}, year = {1973}, pages = { 343-355}, language = {en}, url = {http://dml.mathdoc.fr/item/1200694308} }
Harada, Manabu. Perfect categories. II. Hereditary categories. Osaka J. Math., Tome 10 (1973) no. 1, pp. 343-355. http://gdmltest.u-ga.fr/item/1200694308/