@article{1077476398, author = {Gergen, J. J. and Dressel, F. G.}, title = {Mapping by $p$ -regular functions}, journal = {Duke Math. J.}, volume = {18}, number = {1}, year = {1951}, pages = { 185-210}, language = {en}, url = {http://dml.mathdoc.fr/item/1077476398} }
Gergen, J. J.; Dressel, F. G. Mapping by $p$ -regular functions. Duke Math. J., Tome 18 (1951) no. 1, pp. 185-210. http://gdmltest.u-ga.fr/item/1077476398/