@article{1114021093, author = {Romagny, Matthieu}, title = {Group actions on stacks and applications}, journal = {Michigan Math. J.}, volume = {53}, number = {1}, year = {2005}, pages = { 209-236}, language = {en}, url = {http://dml.mathdoc.fr/item/1114021093} }
Romagny, Matthieu. Group actions on stacks and applications. Michigan Math. J., Tome 53 (2005) no. 1, pp. 209-236. http://gdmltest.u-ga.fr/item/1114021093/