%0 Journal Article %A J.A. Thas %A S.E. Payne %A Van Maldeghem %T Half Moufang implies Moufang for finite generalized quadrangles. %J Inventiones mathematicae %D 1991 %P 153-156 %V 105 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1991__105_3_143907/ %F IM_1991__105_3_143907