%0 Journal Article %A M. Jacroux %A R. SahaRay %T On the Construction of Trend Free Row-Column 2-Level Factorial Experiments. %J Metrika %D 1990 %P 163-180 %V 37 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1990__37_3-4_176291/ %F MET_1990__37_3-4_176291