Babayo Muhammed Abdullahi and G.U. Garba 2015. 9A9 Composite Loube I(re) I Magic Squares Infinite Abelian Group as a Miscellany Case of the 3A3 Loube I(re) I Magic Squares Infinite Abelian Group. Global Journal of Science Frontier Research. 15, F2 (Jan. 2015), 71–79.