%0 Journal Article %A P.J. SCHELLENBERG %T On Balanced Room Squares and Complete Balanced Howell Rotations %J Aequationes mathematicae %D 1973 %P 75-90 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1973__9_136327/ %F AM2_1973__9_136327