%0 Journal Article %A Abraham Goetz %T A generalization of the direct product of universal algebras %J Colloquium Mathematicum %D 1970 %P 167-176 %V 22 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-22-2-167-176/ %R 10.4064/cm-22-2-167-176 %G en %F 10_4064_cm_22_2_167_176