%0 Journal Article %A C.C. Lindner %A R.C. Mullin %A D. Stinson %T On the spectrum of resolvable orthogonal arrays invariant under the Klein group K4. %J Aequationes mathematicae %D 1983 %P 176-183 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1983__26_136998/ %F AM2_1983__26_136998