Emil Sit Frank Dabek James Robertson UsenetDHT: A Low Overhead Usenet Server. 206-216 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3279&spage=206 2004 conf/iptps/2004 IPTPS db/conf/iptps/iptps2004.html#SitDR04