1. Derivatives of rational Bézier curves;Floater;Computer Aided Geometric Design,1992
2. Shape preserving interpolation by parametric rational cubic splines;Goodman,1988
3. Inflections on curves in two and three dimensions;Goodman;Computer Aided Geometric Design,1991
4. Total positivity and the shape of curves;Goodman,1996
5. Shape preserving interpolation by space curves;Goodman,1996