@electronic{hrz-vm224.hrz.uni-kassel.de,
   title       = {OTRS Ticketsystem Uni Kassel}, 
   url         = {https://hrz-vm224.hrz.uni-kassel.de/otrs/index.pl},
   biburl      = {https://puma.uni-kassel.de/url/893eb2092984b098761d4bd074d2e3e1/stefani},
   keywords    = {otrs ticket ticketsystem tts ub},
   added-at    = {2014-08-05T11:18:43.000+0200},
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   interhash   = {893eb2092984b098761d4bd074d2e3e1}, 
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}

@electronic{www.bestpractical.com,
   title       = {RT: Request Tracker}, 
   url         = {http://www.bestpractical.com/rt/},
   biburl      = {https://puma.uni-kassel.de/url/58ae0270a4a19217e4c78eb3cfed9c3f/stefani},
   keywords    = {aufgaben issue request system tasks ticket tracker trouble tts},
   added-at    = {2012-04-30T15:20:14.000+0200},
   description = {},
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}