Rekimoto, J. and Sciammarella, E. 2000. ToolStone: effective use of the physical manipulation vocabularies of input devices. In Proceedings of the 13th Annual ACM Symposium on User interface Software and Technology (San Diego, California, United States, November 06 - 08, 2000). UIST '00. ACM, New York, NY, 109-117.
Abstract: The ToolStone is a cordless, multiple degree-of-freedom
(MDOF) input device that senses physical manipulation of
itself, such as rotating, flipping, or tilting. As an input device
for the non-dominant hand when a bimanual interface is