@article{1077475511,
author = {Rudin, Walter},
title = {A theorem on Hurwitz series},
journal = {Duke Math. J.},
volume = {16},
number = {1},
year = {1949},
pages = { 309-311},
language = {en},
url = {http://dml.mathdoc.fr/item/1077475511}
}
Rudin, Walter. A theorem on Hurwitz series. Duke Math. J., Tome 16 (1949) no. 1, pp. 309-311. http://gdmltest.u-ga.fr/item/1077475511/