Koichi Matsuda, Satoru Sugishita, Zheng Xu, Kunio Kondo, Hisashi Sato, Shizuo Shimada. Freehand sketch system for 3D geometric modelling. In Proceedings of 1997 International Conference on Shape Modeling and Applications, Aizu-Wakamatsu, Japan, March 3-6, 1997. pages 55-62, IEEE Computer Society, 1997. [doi]
Abstract is missing.