Single-valued curves in polar coordinates

Single-valued tubular surface intersection using interval arithmetic

Mathematical Methods for Curves and Surfaces

A Simple Technique for NURBS Shape Modification

IEEE Computer Graphics and Applications

Shape-preserving, multiscale interpolation by univariate curvature-based cubic L1 splines in cartesian and polar coordinates

Computer Aided Geometric Design

p-Bézier curves, spirals, and sectrix curves

Computer Aided Geometric Design

Geometric recipes for constructing Bézier conics of given centre or focus

Computer Aided Geometric Design

Inverse spherical surfaces

Journal of Computational and Applied Mathematics

Offset-rational sinusoidal spirals in Bézier form

Computer Aided Geometric Design

Inverse spherical surfaces

Journal of Computational and Applied Mathematics

Simple determination via complex arithmetic of geometric characteristics of Bézier conics

Computer Aided Geometric Design

A scheme for interpolation with trigonometric spline curves

Journal of Computational and Applied Mathematics