%0 Journal Article %A Masahiro Ohno %T On degenerate secant varieties of secant defect two. %J Manuscripta mathematica %D 1997 %P 189-204 %V 93 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1997__93_4_156294/ %F MM2_1997__93_4_156294