%0 Journal Article %A Yaqub, Adil %T A Generalization of Certain Rings of A. L. Foster %J Canadian mathematical bulletin %D 1963 %P 55-60 %V 6 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1963-008-4/ %R 10.4153/CMB-1963-008-4 %F 10_4153_CMB_1963_008_4