@article{01930053,
title = {On some new properties of the spherical curvature of stereographically projected analytic curves.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {1633-1644},
doi = {10.1155/S016117120320819X},
zbl = {1019.30015},
language = {en},
url = {http://dml.mathdoc.fr/item/01930053}
}
Zemyan, Stephen M. On some new properties of the spherical curvature of stereographically projected analytic curves.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 1633-1644. doi : 10.1155/S016117120320819X. http://gdmltest.u-ga.fr/item/01930053/