• “What is the Augmented Social Network?” > http://asn.planetwork.net/
• “Reputation Mechanisms” an overview http://ccs.mit.edu/dell/reputation.html

• http://www.seas.upenn.edu/~cse400/CSE401_2006/Margolis/paper.pdf
• http://www.gnupg.org/gph/en/manual.html#AEN554

see: http://moloko.itc.it/trustmetricswiki/moin.cgi/FrontPage

• In the novel “Down and Out in the Magic Kingdom”, Whuffie is the reputation currency that forms the basis of the Bitchun Society. Life imitates art → http://bitchun.org/

• http://citeseer.ifi.unizh.ch/zacharia99collaborative.html
• http://www.ercim.org/publication/Ercim_News/enw63/buchegger.html
• http://citeseer.ifi.unizh.ch/blaze96decentralized.html
• Дмитрий Биленкин. “Ремонт электронов” > http://www.lib.ru/RUFANT/BILENKIN/70-11.txt