Lange, Herbert. "Higher secant varieties of curves and the theorem of Nagata on ruled surfaces.." Manuscripta mathematica 47 (1984): 263-270. <http://eudml.org/doc/155015>.
@article{Lange1984, author = {Lange, Herbert}, journal = {Manuscripta mathematica}, keywords = {secant variety; geometrically ruled surface; self-intersection number; genus}, pages = {263-270}, title = {Higher secant varieties of curves and the theorem of Nagata on ruled surfaces.}, url = {http://eudml.org/doc/155015}, volume = {47}, year = {1984}, }
TY - JOUR AU - Lange, Herbert TI - Higher secant varieties of curves and the theorem of Nagata on ruled surfaces. JO - Manuscripta mathematica PY - 1984 VL - 47 SP - 263 EP - 270 KW - secant variety; geometrically ruled surface; self-intersection number; genus UR - http://eudml.org/doc/155015 ER -