@article{GDZPPN002299917, title = {A Generalization of a Theorem of Rad\'o.}, journal = {Mathematische Annalen}, volume = {179}, year = {1968}, pages = {339-340}, zbl = {0181.35503}, url = {http://dml.mathdoc.fr/item/GDZPPN002299917} }
STOUT, E.L. A Generalization of a Theorem of Radó.. Mathematische Annalen, Tome 179 (1968) pp. 339-340. http://gdmltest.u-ga.fr/item/GDZPPN002299917/