A case study on social network in a computer game. - Yang Cao; Golha Sharifi; Yamini Upadrashta; Julita Vassileva (AAMAS, 2003)

A Study of User Attitude Dynamics in a Computer Game. - Yang Cao; Golha Sharifi; Yamini Upadrashta; Julita Vassileva (ICEIS (4), 2004)

Social Networks in Peer-to-Peer Systems. - Yamini Upadrashta; Julita Vassileva; Winfried K. Grassmann (HICSS, 2005)