@article{1183505919,
author = {Cowling, V. F. and Leighton, Walter and Thron, W. J.},
title = {Twin convergence regions for continued fractions},
journal = {Bull. Amer. Math. Soc.},
volume = {50},
number = {12},
year = {1944},
pages = { 351-357},
language = {en},
url = {http://dml.mathdoc.fr/item/1183505919}
}
Cowling, V. F.; Leighton, Walter; Thron, W. J. Twin convergence regions for continued fractions. Bull. Amer. Math. Soc., Tome 50 (1944) no. 12, pp. 351-357. http://gdmltest.u-ga.fr/item/1183505919/