k Kapitel Gurak, Laura J. | Antonijevic, Smiljana Trust in Online Interaction : an Analysis of the Socio-Psychological Features of Online Communities and User Engagement PDF 2010 - Firenze University Press Ist Teil von Cultural heritage on line : empowering users : an active role for user communities, Florence, 15th-16th December 2009. - ( Proceedings and report ; 69)