%0 Journal Article %A M. Goresky %A C. DeConcini %T On the geometry of quadrics and their degenerations. %J Commentarii mathematici Helvetici %D 1988 %P 337-413 %V 63 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140127/ %F CMH_1988__63_4_140127