@article{GDZPPN002268353, title = {The Existence Domain of Implicit Functions}, journal = {Mathematische Annalen}, volume = {86}, year = {1922}, pages = {74-77}, zbl = {48.0284.01}, url = {http://dml.mathdoc.fr/item/GDZPPN002268353} }
Hedrick, E.R.; Westfall, W.D.A. The Existence Domain of Implicit Functions. Mathematische Annalen, Tome 86 (1922) pp. 74-77. http://gdmltest.u-ga.fr/item/GDZPPN002268353/