D. Cotting, R. Ziegler, M. Gross, und H. Fuchs. Proc. of Eurographics 2005, Eurographics Association, Seite pp. 705-714. (2005)http://graphics.ethz.ch/~dcotting/publications.html.
D. Cotting, und M. Gross. UIST '06: Proceedings of the 19th annual ACM symposium on User interface software and technology, Seite 245--254. New York, NY, USA, ACM, (2006)
M. Hachet, J. Pouderoux, und P. Guitton. SI3D '05: Proceedings of the 2005 symposium on Interactive 3D graphics and games, Seite 65--72. New York, NY, USA, ACM Press, (2005)
M. Hachet, J. Pouderoux, und P. Guitton. I3D '05: Proceedings of the 2005 symposium on Interactive 3D graphics and games, Seite 65--72. New York, NY, USA, ACM, (2005)