@electronic{freemind.sourceforge.net,
   title       = {Icons - FreeMind - free mind mapping software}, 
   url         = {http://freemind.sourceforge.net/wiki/index.php/Icons},
   biburl      = {https://puma.uni-kassel.de/url/4cb826c3fecc8289c4cd554a156d5c30/benz},
   keywords    = {collection custom freemind icon icons overview personalize},
   added-at    = {2011-02-04T16:07:56.000+0100},
   description = {},
   interhash   = {4cb826c3fecc8289c4cd554a156d5c30}, 
   intrahash   = {4cb826c3fecc8289c4cd554a156d5c30}
}