@article{1250127584, author = {Montgomery, S. and Passman, D.S.}, title = {Outer Galois theory prime rings}, journal = {Rocky Mountain J. Math.}, volume = {14}, number = {4}, year = {1984}, pages = { 305-318}, language = {en}, url = {http://dml.mathdoc.fr/item/1250127584} }
Montgomery, S.; Passman, D.S. Outer Galois theory prime rings. Rocky Mountain J. Math., Tome 14 (1984) no. 4, pp. 305-318. http://gdmltest.u-ga.fr/item/1250127584/