%0 Journal Article %A Huq, S.A. %A Aijaz, Kulsoom %T Categorical investigation of $\Gamma $-graded $\Lambda $-algebras %J Portugaliae mathematica %D 1969 %P 21-36 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1969__28_1_115078/ %G en %F PORMA_1969__28_1_115078