1. Badinter, Robert (2004) Moving towards universal abolition of the death penalty, in Council of Europe Death penalty: Beyond abolition , pp. 7-11. Strasbourg: Council of Europe Publishing .
2. Boulanger, Christian and Austin Sarat (2005) Putting culture into the picture: Toward a comparative analysis of state killings, in Christian Boulanger and Austin Sarat (eds) The cultural lives of capital punishment, pp. 1-45. Stanford, CA: Stanford University Press.