C. Lampe, N. Ellison, and C. Steinfield. CSCW '06: Proceedings of the 2006 20th anniversary conference on Computer supported cooperative work, page 167--170. New York, NY, USA, ACM Press, (2006)
C. Lampe, N. Ellison, and C. Steinfield. CSCW '06: Proceedings of the 2006 20th anniversary conference on Computer supported cooperative work, page 167--170. New York, NY, USA, ACM Press, (2006)