1. Abraham, Nicolas, and Maria Torok. 1975. The shell and the kernel. Renewals of psychoanalysis, volume 1. Chicago: University of Chicago Press.
2. Asad, Talal. 2011. Thinking about the secular body, pain, and liberal politics. Cultural Anthropology 26: 657–675.
3. Billé, Frank. 2018. Skinworlds: Borders, haptics, topologies. Environment and Planning D: Society and Space 36: 60–77.
4. Blackman, Lisa. 2012. Immaterial bodies. London, Thousand Oaks, Singapore: Sage.
5. Booth, Martin. 1996. Opium. A history. London: Simon and Schuster.