1. Alvard, Michael S. 2004. The ultimatum game, fairness, and cooperation among big game hunters. In Foundations of human sociality, ed. Joseph Henrich, Robert Boyd, Samuel Bowles, Colin Camerer, Ernst Fehr, and Robert Gintis, 413–435. Oxford: Oxford University Press.
2. Bennet, Max, and Peter Hacker. 2003. Philosophical foundations of neuroscience. Oxford: Blackwell.
3. Berlin, Isaiah. 1958. Two concept of freedom. Oxford: Oxford University Press.
4. Birklbauer, Alois. 2010. Vorbemerkung zu §§ 118, 123, 124 StPO. In Wiener Kommentar zur StPO, ed. Helmuth Fuchs and Eckart Ratz. Wien: Manz.
5. Clark, Andy, and David Chalmers. 1998. The extended mind. Analysis 58: 7–19.