@article{05228074, title = {Root continuity theorems in valued fields.}, journal = {Sibirskij Matematicheskij Zhurnal}, volume = {47}, year = {2006}, pages = {1258-1264}, zbl = {1150.12003}, language = {en}, url = {http://dml.mathdoc.fr/item/05228074} }
Ershov, Yu.L. Root continuity theorems in valued fields.. Sibirskij Matematicheskij Zhurnal, Tome 47 (2006) pp. 1258-1264. http://gdmltest.u-ga.fr/item/05228074/