Quantifying the effect of a control point on the sign of curvature. - E. I. Karousos; Alexandros I. Ginnis; Panagiotis D. Kaklis (Computing, 2007)

Controlling torsion sign. - E. I. Karousos; Alexandros I. Ginnis; Panagiotis D. Kaklis (Comput. Aided Geom. Des., 2009)

A discrete methodology for controlling the sign of curvature and torsion for NURBS. - Alexandros I. Ginnis; E. I. Karousos; Panagiotis D. Kaklis (Computing, 2009)