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@article{MM2_1990__68_2_155532, author = {Heinz Oberheim}, title = {The {Tangent} {Surface} of a rational {Algebraic} {Space} {Curve.}}, journal = {Manuscripta mathematica}, pages = {343--350}, publisher = {mathdoc}, volume = {68}, number = {2}, year = {1990}, zbl = {0722.14015}, url = {http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155532/} }
Heinz Oberheim. The Tangent Surface of a rational Algebraic Space Curve.. Manuscripta mathematica, Tome 68 (1990) no. 2, pp. 343-350. http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155532/