@article{GDZPPN001186167, title = {A convexity-preserving C2 parametric rational cubic interpolation.}, journal = {Numerische Mathematik}, volume = {63}, year = {1992}, pages = {165-172}, zbl = {0763.41001}, url = {http://dml.mathdoc.fr/item/GDZPPN001186167} }
Clements, John C. A convexity-preserving C2 parametric rational cubic interpolation.. Numerische Mathematik, Tome 63 (1992) pp. 165-172. http://gdmltest.u-ga.fr/item/GDZPPN001186167/