Shun'ichi Tano, Toshihiko Sugimoto. Natural hand writing in unstable 3D space with artificial surface. In Marilyn M. Tremaine, editor, CHI '01 Extended Abstracts on Human Factors in Computing Systems, CHI Extended Abstracts '01, Seattle, Washington, USA, March 31 - April 5, 2001. pages 353-354, ACM, 2001. [doi]
Abstract is missing.