1. Alston, W. P. (1956). Pragmatism and the theory of signs in Peirce. Philosophy and Phenomenological Research, 17(1), 79–88.
2. Brunson, D. (2009). Towards understanding pragmatism as the logic of explanation. Retrieved 7.7.2017 , from http://www.philosophy.uncc.edu/mleldrid/SAAP/TAMU/P32G.htm .
3. Cobley, P. (2016). Cultural implications of biosemiotics. Dordrecht: Springer.
4. Colapietro, V. M., & Olshewsky, T. (Eds.). (1996). Peirce’s doctrine of signs: theory, applications, and connections. Berlin/New York: Mouton de Gruyter.
5. Danneberg, L. (1990). Interpretation: Kontextbildung und Kontextverwendung. Siegener Periodicum zur Internationalen Empirischen Literaturwissenschaft, 9(1), 89–130.