@electronic{wiki.openstreetmap.org,
   title       = {Software/Mobilephones - OpenStreetMap}, 
   url         = {http://wiki.openstreetmap.org/wiki/Software/Mobilephones},
   biburl      = {https://puma.uni-kassel.de/url/4af2f8a88a536f13b14178f8c72ec139/stumme},
   keywords    = {everyaware gps osm software},
   added-at    = {2009-09-04T11:41:48.000+0200},
   description = {},
   interhash   = {4af2f8a88a536f13b14178f8c72ec139}, 
   intrahash   = {4af2f8a88a536f13b14178f8c72ec139}
}

@electronic{vlado.fmf.uni-lj.si,
   title       = {Software Three Dimensional Blockmodeling}, 
   url         = {http://vlado.fmf.uni-lj.si/pub/networks/progs/R/ibm3m.zip},
   biburl      = {https://puma.uni-kassel.de/url/d41353e207386cb48e126b8fe047895a/stumme},
   keywords    = {blockmodeling clustering mode software three},
   added-at    = {2009-07-29T13:38:18.000+0200},
   description = {},
   interhash   = {d41353e207386cb48e126b8fe047895a}, 
   intrahash   = {d41353e207386cb48e126b8fe047895a}
}

@electronic{www.prolearn-project.org,
   title       = {WP Social Software in PROLEARN - Network of Excellence in Professional Learning}, 
   url         = {http://www.prolearn-project.org/articles/wp15/index.html},
   biburl      = {https://puma.uni-kassel.de/url/794554ddcbed3e153ff01b268ae3f842/stumme},
   keywords    = {social folksonomies tagging software prolearn},
   added-at    = {2006-05-31T14:01:00.000+0200},
   description = {},
   interhash   = {794554ddcbed3e153ff01b268ae3f842}, 
   intrahash   = {794554ddcbed3e153ff01b268ae3f842}
}