%0 Journal Article %A Edoardo Ballico %T On the components of moduli of simple sheaves on a surface. %J Forum mathematicum %D 1994 %P 35-42 %V 6 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FORUM_1994__6_3_141724/ %F FORUM_1994__6_3_141724