@electronic{www.google.de,
   title       = {Google}, 
   url         = {http://www.google.de/},
   biburl      = {https://puma.uni-kassel.de/url/1b1188c0d058153ef8dad3084a055292/isabelschroeder},
   keywords    = {Friends},
   added-at    = {2011-05-04T12:09:52.000+0200},
   description = {Google},
   interhash   = {1b1188c0d058153ef8dad3084a055292}, 
   intrahash   = {1b1188c0d058153ef8dad3084a055292}
}