@article{JRAM_1972__253_151201, author = {Jan-Erik Bj\"ork}, title = {Radical properties of perfect modules.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {78--86}, publisher = {mathdoc}, volume = {253}, year = {1972}, zbl = {0228.16011}, url = {http://geodesic.mathdoc.fr/item/JRAM_1972__253_151201/} }