Persuasive Technology [E-Book] : Second International Conference on Persuasive Technology, PERSUASIVE 2007, Palo Alto, CA, USA, April 26-27, 2007, Revised Selected Papers /  

Eggen, Berry
2007

Social Informatics [E-Book] : Second International Conference, SocInfo 2010, Laxenburg, Austria, October 27-29, 2010. Proceedings /  

Bolc, Leonard.
2010

Social Informatics [E-Book] : Third International Conference, SocInfo 2011, Singapore, October 6-8, 2011. Proceedings /  

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2011