Ahna Girshick, Victoria Interrante. Real-time principal direction line drawings of arbitrary 3D surfaces. In Jodi Giroux, Anne Richardson, Jill Smolin, editors, Proceedings of the 26th Annual Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 1999, Los Angeles, CA, USA, August 8-13, 1999, Abstracts and Applications. pages 271, ACM, 1999. [doi]
Abstract is missing.