%0 Journal Article %A S. M. Vovsi %T The semigroup of prevarieties of linear group representations %J Sbornik. Mathematics %D 1974 %P 410-426 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1974_22_3_a4/ %G en %F SM_1974_22_3_a4