@electronic{www.uni-kassel.de,
   title       = {Prof. Dr. Fred Karl}, 
   url         = {http://www.uni-kassel.de/~fredkarl/},
   biburl      = {https://puma.uni-kassel.de/url/a0d0cfdaa2819efe5cbf28f1d699d039/stumme},
   keywords    = {Kassel UniK gleis1},
   added-at    = {2009-10-12T10:39:29.000+0200},
   description = {},
   interhash   = {a0d0cfdaa2819efe5cbf28f1d699d039}, 
   intrahash   = {a0d0cfdaa2819efe5cbf28f1d699d039}
}