%0 Journal Article %A Heinz Oberheim %T The Tangent Surface of a rational Algebraic Space Curve. %J Manuscripta mathematica %D 1990 %P 343-350 %V 68 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155532/ %F MM2_1990__68_2_155532