Kimiko Ryokai, Stefan Marti, Hiroshi Ishii. I/O brush: drawing with everyday objects as ink. In Elizabeth Dykstra-Erickson, Manfred Tscheligi, editors, Proceedings of the 2004 Conference on Human Factors in Computing Systems, CHI 2004, Vienna, Austria, April 24 - 29, 2004. pages 303-310, ACM, 2004. [doi]
Abstract is missing.