%0 Journal Article %A Heng Huat Chan %A Shaun Cooper %A Wen-Chin Liaw %T An odd square as a sum of an odd number of odd squares %J Acta Arithmetica %D 2008 %P 359-371 %V 132 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa132-4-5/ %R 10.4064/aa132-4-5 %G en %F 10_4064_aa132_4_5