@electronic{www.youtube.com,
   title       = {US History Overview 1: Jamestown to the Civil War - YouTube}, 
   url         = {http://www.youtube.com/watch?v=ghgPq2wjQUQ&feature=g-edu&context=G27a5275CUAAAAAAAgAA},
   biburl      = {https://puma.uni-kassel.de/url/7ab4f0aa4d38ec2ddec4295c64874dbc/droessler},
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@electronic{acapulco.gob.mx,
   title       = {GOBIERNO MUNICIPAL DE ACAPULCO, GUERRERO}, 
   url         = {http://acapulco.gob.mx/},
   biburl      = {https://puma.uni-kassel.de/url/d91a30c2fa9c4b4cc15ef877171436be/droessler},
   keywords    = {acapulco mexiko youtube öffentlichkeitsarbeit},
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   description = {Página oficial del gobierno municipal. Eventos, obras, protección civil, sesiones de cabildo, la gaceta municipal, historia, cultura, playas, mapa,},
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@electronic{www.youtube.com,
   title       = {Tutorial: Linux Screencasts erstellen mit recordmydesktop und kdenlive - YouTube}, 
   url         = {http://www.youtube.com/watch?v=ztRqr_RJ5ZM},
   biburl      = {https://puma.uni-kassel.de/url/fd4f5942480eb5932605cafd7518336a/droessler},
   keywords    = {linux ogv recordmydesktop screencast tutorials video youtube},
   added-at    = {2012-03-29T08:43:40.000+0200},
   description = {Kurzes Tutorial, wie man unter Linux mit gtk-recordmydesktop Bildschirmaktionen aufzeichnen kann, um sie dann mit dem Video-Editor kdenlive weiter zu verarbe...},
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