@article{1077469691, author = {Harris, Jr., R. T.}, title = {The perturbation of group representations}, journal = {Duke Math. J.}, volume = {28}, number = {1}, year = {1961}, pages = { 325-333}, language = {en}, url = {http://dml.mathdoc.fr/item/1077469691} }
Harris, Jr., R. T. The perturbation of group representations. Duke Math. J., Tome 28 (1961) no. 1, pp. 325-333. http://gdmltest.u-ga.fr/item/1077469691/