Yang Yuan Zhimao Guo Xiaoling Wang Aoying Zhou Towards Load Balancing in Peer-to-Peer Environment of Web Services. 311-320 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3007&spage=311 2004 conf/apweb/2004 APWeb db/conf/apweb/apweb2004.html#YuanGWZ04