G. Wang, и P. Cook. NIME '04: Proceedings of the 2004 conference on New interfaces for musical expression, стр. 138--143. Singapore, Singapore, National University of Singapore, (2004)
R. Bencina. NIME '05: Proceedings of the 2005 conference on New interfaces for musical expression, стр. 101--104. National University of Singapore, (2004)