Moni Naor Udi Wieder A Simple Fault Tolerant Distributed Hash Table. 88-97 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2735&spage=88 2003 conf/iptps/2003 IPTPS db/conf/iptps/iptps2003.html#NaorW03