S. Bateman, C. Gutwin, and G. McCalla. Proceedings of the 2013 Conference on Computer Supported Cooperative Work, page 955--966. New York, NY, USA, ACM, (2013)
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)