@article{05696761, title = {A sufficient condition for univalence.}, journal = {General Mathematics}, volume = {17}, year = {2009}, pages = {89-94}, zbl = {1199.30113}, language = {en}, url = {http://dml.mathdoc.fr/item/05696761} }
Tudor, Horiana. A sufficient condition for univalence.. General Mathematics, Tome 17 (2009) pp. 89-94. http://gdmltest.u-ga.fr/item/05696761/