%0 Journal Article %A G.P. Pirola %A A. Alzati %T On abelian subvarieties generated by symmetric correspondences. %J Mathematische Zeitschrift %D 1990 %P 333-342 %V 205 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1990__205_3_174179/ %F MZ_1990__205_3_174179