%0 Journal Article %A Michael Bate %A Benjamin Martin %A Gerhard Röhrle %T Semisimplification for subgroups of reductive algebraic groups %J Forum of Mathematics, Sigma %D 2020 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fms.2020.30/ %R 10.1017/fms.2020.30 %G en %F 10_1017_fms_2020_30