@electronic{stackoverflow.com,
   title       = {Stack Overflow}, 
   url         = {http://stackoverflow.com/},
   biburl      = {https://puma.uni-kassel.de/url/e4a42d992025b928a586b8bdc36ad38d/hotho},
   keywords    = {answer bookmark code development java question system tagging},
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}

@electronic{qna.live.com,
   title       = {Windows Live QnA: Home}, 
   url         = {http://qna.live.com/},
   biburl      = {https://puma.uni-kassel.de/url/a565caaeab66e198f3b162581f5532e0/hotho},
   keywords    = {web 2.0 folksonomy tools answer system question},
   added-at    = {2006-08-30T13:03:50.000+0200},
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}