@article{04212390,
title = {Some sufficient conditions for univalence.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {14},
year = {1991},
pages = {619-623},
doi = {10.1155/S0161171291000856},
zbl = {0733.30012},
language = {en},
url = {http://dml.mathdoc.fr/item/04212390}
}
Singh, Sukhjit. Some sufficient conditions for univalence.. International Journal of Mathematics and Mathematical Sciences, Tome 14 (1991) pp. 619-623. doi : 10.1155/S0161171291000856. http://gdmltest.u-ga.fr/item/04212390/