Hai Jin Hong Yao Xiaofei Liao Sirui Yang Wei Liu Yong Jia PKTown: A Peer-to-Peer Middleware to Support Multiplayer Online Games. 54-59 2007 conf/mue/2007 MUE http://doi.ieeecomputersociety.org/10.1109/MUE.2007.172 db/conf/mue/mue2007.html#JinYLYLJ07