%0 Journal Article %A L. Borisov %A J. Viaclovsky %T Threefolds of Order One in the Six-Quadric %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2009 %P 25-36 %V 264 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2009_264_a2/ %G en %F TM_2009_264_a2