1. Approximation of logorithmic spirals;Christoph;Computer Aided Geometric Design,1997
2. Approximation with aesthetic constraints;Burchard,1994
3. High accuracy geometric Hermite interpolation;Carl;Computer Aided Geometric Design,1987
4. Interpolation with cubic spirals;Donna;Computer Aided Geometric Design,2004
5. Donna Dietz. Convex Cubic Spirals, Ph.D. dissertation. Troy (NY): Rensselaer Polytechnic Institute; 2002