@article{1077491577, author = {Hille, Einar}, title = {Contributions to the theory of Hermitian series}, journal = {Duke Math. J.}, volume = {5}, number = {1}, year = {1939}, pages = { 875-936}, language = {en}, url = {http://dml.mathdoc.fr/item/1077491577} }
Hille, Einar. Contributions to the theory of Hermitian series. Duke Math. J., Tome 5 (1939) no. 1, pp. 875-936. http://gdmltest.u-ga.fr/item/1077491577/