1. Barsky, B.A., The Beta-spline: A local representation based on shape parameters and fundamental geometric measures, Ph.D. Thesis, University of Utah, Salt Lake City, Utah, December, 1981.
2. Computer Graphics and Geometric Modeling Using Beta-splines;Barsky,1988
3. Author's comment: update on β-splines, letter to the editor;Barsky;Computer-Aided Design,1989
4. Barsky, B.A., and T. D. DeRose, Geometric continuity of parametric curves, Technical Report No. UCB/CSD 84/205, Computer Science Division, Electrical Engineering and Computer Sciences Department, University of California, Berkeley, October, 1984.
5. Geometric continuity of parametric curves: Three equivalent characterizations;Barsky;IEEE Computer Graphics and Applications,1989