M. Beißwenger. Moderne Oralit�t. Ethnologische Perspektiven auf die plurimediale
Gegenwart, Ingo W. Schr�der and St�phane Voell, Marburg, http://www.unizh.ch/~elwyss/chat/chat.html, 11.02.2002.(2002)
N. Döring, и A. Schestag. Virtuelle Gruppen. Charakteristika und Problemdimensionen, Westdeutscher Verlag, Wiesbaden, 2. überarbeitete und aktualisierte издание, (2003)
Q. Jones, M. Moldovan, D. Raban, и B. Butler. CSCW '08: Proceedings of the ACM 2008 conference on Computer supported cooperative work, стр. 323--332. New York, NY, USA, ACM, (2008)
A. Albin-Clark. ITiCSE '08: Proceedings of the 13th annual conference on Innovation and technology in computer science education, стр. 153-157. New York, NY, USA, ACM, (2008)
R. Fiedler, и C. Kaner. Conference of the Association for Software Testing. Colorado Springs, CO. http://www. kaner. com/pdfs/FiedlerKanerCast2009. pdf, (2009)
X. Qi, Q. Yang, D. Nguyen, и G. Zhou. Proceedings of the 2013 ACM Conference on Pervasive and Ubiquitous Computing Adjunct Publication, стр. 111--114. New York, NY, USA, ACM, (2013)