Huaqun Guo Lek Heng Ngoh Wai-Choong Wong Ligang Dong DINPeer: Optimized P2P Communication Network. 561-570 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3391&spage=561 2005 conf/icoin/2005 ICOIN db/conf/icoin/icoin2005.html#GuoNWD05