@article{GDZPPN002312603, title = {An Extension of Becker's Univalence Condition.}, journal = {Mathematische Annalen}, volume = {219}, year = {1976}, pages = {285-290}, zbl = {0318.30015}, url = {http://dml.mathdoc.fr/item/GDZPPN002312603} }
Ruscheweyh, Stephan. An Extension of Becker's Univalence Condition.. Mathematische Annalen, Tome 219 (1976) pp. 285-290. http://gdmltest.u-ga.fr/item/GDZPPN002312603/