P. Kapahnke, P. Liedtke, S. Nesbigall, S. Warwas, and M. Klusch. The Semantic Web -- ISWC 2010: 9th International Semantic Web Conference, Shanghai, China, Revised Selected Papers, Part II, volume 6497 of Lecture Notes in Computer Science, Springer, Berlin, (2010)
M. Moniri, A. Luxenburger, W. Schuffert, and D. Sonntag. Proceedings of the International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments (ICAT-EGVE '16), Little Rock, AR, USA, page 37--44. Geneve, Switzerland, Eurographics Association, (2016)