Using Social Psychology to Motivate Contributions to Online Communities, Ling, K.; Beenen, G.; Ludford, P.; Wang, X.; Chang, K.; Li, X.; Cosley, D.; Frankowski, D.; Terveen, L.; Rashid, A.M.; Resnick, P.; Kraut, R. , Journal of Computer-Mediated Communication, Volume 10, Issue 4, (2005)

Using Social Psychology to Motivate Contributions to Online Communities, Beenen, G.; Ling, K.; Wang, X.; Chang, K.; Frankowski, D.; Resnick, P.; Kraut, R. , ACM CSCW 2004 Conference on Computer Supported Cooperative Work, 06-11-2004, Chicago IL, p.212-221, (2004) Abstract