%0 Journal Article %A Silvana Abeasis %A Alberto Del Fra %T Characteristic Classes through Classical Invariant Theory. %J Mathematische Zeitschrift %D 1978 %P 105-114 %V 164 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1978__164_172771/ %F MZ_1978__164_172771