@article{1077473113, author = {Loo, Ching Ts\"un}, title = {The absolute summability of power series}, journal = {Duke Math. J.}, volume = {12}, number = {1}, year = {1945}, pages = { 373-380}, language = {en}, url = {http://dml.mathdoc.fr/item/1077473113} }
Loo, Ching Tsün. The absolute summability of power series. Duke Math. J., Tome 12 (1945) no. 1, pp. 373-380. http://gdmltest.u-ga.fr/item/1077473113/