@electronic{www.bibsonomy.org,
   title       = {Inside BibSonomy: Hashes of Publication Posts}, 
   url         = {http://www.bibsonomy.org/help/doc/inside.html},
   biburl      = {https://puma.uni-kassel.de/url/f94677dc66e6bea30fd801bf5bc8f97e/hotho},
   keywords    = {bibkey bibsonomy hash},
   added-at    = {2009-01-15T16:56:38.000+0100},
   description = {},
   interhash   = {f94677dc66e6bea30fd801bf5bc8f97e}, 
   intrahash   = {f94677dc66e6bea30fd801bf5bc8f97e}
}

@electronic{ws.gbv.de,
   title       = {Bibliographic Hash Key}, 
   url         = {http://ws.gbv.de/bibkey/},
   biburl      = {https://puma.uni-kassel.de/url/ebd87ce4fe41937c64b5452af473d99f/hotho},
   keywords    = {bibkey bibliographic bibtex example gbv hash key tools},
   added-at    = {2008-04-17T09:59:03.000+0200},
   description = {},
   interhash   = {ebd87ce4fe41937c64b5452af473d99f}, 
   intrahash   = {ebd87ce4fe41937c64b5452af473d99f}
}