%0 Journal Article %A D.W. Hoffmann %A J. Van Geel %T Minimal forms with respect to function fields of conics. %J Manuscripta mathematica %D 1995 %P 23-48 %V 86 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1995__86_3_156036/ %F MM2_1995__86_3_156036