@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/