Rohit Gupta Souvik Ray Arun K. Somani Zhao Zhang Utilizing node's selfishness for providing complete anonymity in peer-to-peer based grids. 11-27 2006 2 Multiagent and Grid Systems 1 http://iospress.metapress.com/content/bbb9hrbable5566l/ db/journals/mags/mags2.html#GuptaRSZ06