%0 Journal Article %A M.P. Dussan %A M.A. Magid %T Time-like isothermic surfaces associated to Grassmannian systems %J Documenta mathematica %D 2005 %P 527-549 %V 10 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/198/ %R 10.4171/dm/198 %F 10_4171_dm_198