%0 Journal Article %A Moore, H.G. %A Yaqub, Adil %T A generalization of Boolean rings %J Portugaliae mathematica %D 1968 %P 213-216 %V 27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1968__27_4_115835/ %G en %F PORMA_1968__27_4_115835