@article{05827441, title = {Power reductivity over an arbitrary base.}, journal = {Documenta Mathematica}, volume = {15}, year = {2010}, pages = {171-195}, zbl = {1213.20044}, language = {en}, url = {http://dml.mathdoc.fr/item/05827441} }
Franjou, Vincent; van der Kallen, Wilberd. Power reductivity over an arbitrary base.. Documenta Mathematica, Tome 15 (2010) pp. 171-195. http://gdmltest.u-ga.fr/item/05827441/