L. Hong, E. Chi, R. Budiu, P. Pirolli, and L. Nelson. AVI '08: Proceedings of the working conference on Advanced visual interfaces, page 65--72. New York, NY, USA, ACM, (2008)
R. Capra, G. Marchionini, J. Oh, F. Stutzman, and Y. Zhang. JCDL '07: Proceedings of the 7th ACM/IEEE-CS joint conference on Digital libraries, page 442--451. New York, NY, USA, ACM, (2007)
A. Spoerri. CMV '04: Proceedings of the Second International Conference on Coordinated & Multiple Views in Exploratory Visualization, page 39--48. Washington, DC, USA, IEEE Computer Society, (2004)
J. Teevan, C. Alvarado, M. Ackerman, and D. Karger. CHI '04: Proceedings of the SIGCHI conference on Human factors in computing systems, page 415--422. New York, NY, USA, ACM, (2004)
L. Sauermann, R. Cyganiak, and M. Völkel. Technical Memo, TM-07-01. DFKI GmbH, Deutsches Forschungszentrum f ür Künstliche Intelligenz GmbH, (February 2007)
M. Tvarozek, and M. Bielikova. WWW '07: Proceedings of the 16th international conference on World Wide Web, page 1311--1312. New York, NY, USA, ACM Press, (2007)
A. Hotho, R. J�schke, C. Schmitz, and G. Stumme. The Semantic Web: Research and Applications, volume 4011 of LNAI, page 411-426. Heidelberg, Springer, (June 2006)