@article{02171801,
title = {Unit-circle-preserving mappings.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2004},
year = {2004},
pages = {3577-3586},
doi = {10.1155/S0161171204404098},
zbl = {1072.51018},
language = {en},
url = {http://dml.mathdoc.fr/item/02171801}
}
Jung, Soon-Mo; Kim, Byungbae. Unit-circle-preserving mappings.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 3577-3586. doi : 10.1155/S0161171204404098. http://gdmltest.u-ga.fr/item/02171801/