1. Bardot, Brigitte. 1999. Le Carré de Pluton. Paris: Bernard Grasset.
2. Brinch, Jannik. 2006. “The Cartoonist: The Reason for the Bomb in the Turban.” Jyllands-Posten February 28.
3. Hansen, John and Kim Hundevadt. 2008. “The Cartoon Crisis—How It Unfolded.” Jyllands-Posten March 8.
4. Hare, Ivan and James Weinstein (eds.). 2009. Extreme Speech and Democracy. Oxford: Oxford University Press.
5. Heyman, Steven J. 2008. Free Speech and Human Dignity. New Haven: Yale University Press.