%0 Journal Article %A L. Gaunce Lewis %A Jr. %T When projective does not imply flat, and other homological anomalies %J Theory and applications of categories %D 1999 %P 202-250 %V 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_1999_5_a8/ %G en %F TAC_1999_5_a8