%0 Journal Article %A Mauro Biliotti %T On the Collineation Groups of Derived Semifield Planes. %J Mathematische Zeitschrift %D 1983 %P 489-494 %V 183 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1983__183_173335/ %F MZ_1983__183_173335