• 

  c't 6/2006, S. 90: e-Voting

  https://web.archive.org/web/20071016182927/http://heise.de/ct/06/06/090/

  c't - Magazin für Computertechnik

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  c't 12/2006, S. 200: Jugendschutz

  https://web.archive.org/web/20070923043826/http://www.heise.de/ct/06/12/200/

  c't - Magazin für Computertechnik

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  c't 23/2007, S. 48: Virtual Worlds Conference

  https://web.archive.org/web/20071030014453/http://www.heise.de/ct/07/23/048/

  c't - Magazin für Computertechnik

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  Inhalt c't 17/2006

  https://web.archive.org/web/20071016052925/http://www.heise.de/ct/06/17/006/

  c't - Magazin für Computertechnik

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  c't 10/2006, S. 168: Google: Datensammler

  https://web.archive.org/web/20060613011608/http://www.heise.de/ct/06/10/168/

  c't - Magazin für Computertechnik

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  c't 3/2006, S. 202: Windows-CD selbst brennen

  https://web.archive.org/web/20070108122448/http://www.heise.de/ct/06/03/202/

  c't - Magazin für Computertechnik

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  c't 7/2006, S. 104: Das private Netz: Systemwahl

  https://web.archive.org/web/20061212221830/http://www.heise.de/ct/06/07/104/

  c't - Magazin für Computertechnik

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  c't 18/2005, S. 35: Universal Media Disc

  https://web.archive.org/web/20071017043516/http://heise.de/ct/05/18/035/

  c't - Magazin für Computertechnik

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  c't 18/2006, S. 196: FAQ

  https://web.archive.org/web/20071016194852/http://heise.de/ct/06/18/196/

  c't - Magazin für Computertechnik

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  c't 10/2006, S. 162: Google: Marktmacht

  https://web.archive.org/web/20060513160519/http://www.heise.de/ct/06/10/162/

  c't - Magazin für Computertechnik

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