H. Wu, M. Zubair, и K. Maly. HYPERTEXT '06: Proceedings of the seventeenth conference on Hypertext
and hypermedia, стр. 111--114. New York, NY, USA, ACM Press, (2006)
G. Tummarello, и C. Morbidoni. Workshop on Social and Collaborative Construction of Structured Knowledge
at 16th International World Wide Web Conference (WWW2007), (2007)
R. J�schke, A. Hotho, C. Schmitz, и G. Stumme. Proc. 18. Workshop Grundlagen von Datenbanken, стр. 80-84. Halle-Wittenberg, Martin-Luther-Universit�t, (июня 2006)