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   title       = {kReef}, 
   url         = {http://www.k-reef.com/},
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@electronic{yury.name,
   title       = {Yury Lifshits | A Guide to Web Research}, 
   url         = {http://yury.name/webguide/},
   biburl      = {https://puma.uni-kassel.de/url/77e78692c345da48842c8692c25c724d/hotho},
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   biburl      = {https://puma.uni-kassel.de/url/0df97801a7e269bf52052a1e774d7c7a/hotho},
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organization, social knowledge and research network
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@electronic{nwb.slis.indiana.edu,
   title       = {NWB Community Wiki : Related Work browse}, 
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@electronic{log.netbib.de,
   title       = {netbib weblog » Blog Archive » 2collab - hinter Elseviers erstem Ausflug ins Web 2.0 steckt ein Bibliothekar}, 
   url         = {http://log.netbib.de/archives/2007/11/26/2collab-hinter-elseviers-erstem-ausflug-ins-web-20-steckt-ein-bibliothekar/},
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@electronic{www.uba.uva.nl,
   title       = {Academic Social Referencing tools: a user trial with BibSonomy and Cite-U-Like organized by the Library of the University of Amsterdam}, 
   url         = {http://www.uba.uva.nl/social_referencing},
   biburl      = {https://puma.uni-kassel.de/url/dddefc72666c29b29c9f073f3f335a97/hotho},
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