@article{1250130971, author = {Walsh, J.L.}, title = {The role of the pole in rational approximation}, journal = {Rocky Mountain J. Math.}, volume = {4}, number = {4}, year = {1974}, pages = { 283-286}, language = {en}, url = {http://dml.mathdoc.fr/item/1250130971} }
Walsh, J.L. The role of the pole in rational approximation. Rocky Mountain J. Math., Tome 4 (1974) no. 4, pp. 283-286. http://gdmltest.u-ga.fr/item/1250130971/