C. Gutwin, and A. Cockburn. AVI '06: Proceedings of the working conference on Advanced visual interfaces, page 396--403. New York, NY, USA, ACM Press, (2006)
C. Gutwin, and A. Cockburn. AVI '06: Proceedings of the working conference on Advanced visual interfaces, page 396--403. New York, NY, USA, ACM Press, (2006)