1. Boghossian, P. (2003). The normativity of content. Philosophical Issues, 13, 31–45.
2. Boghossian, P. (2008). Is meaning normative? Content and justification: philosophical papers (pp. 95–107). Oxford: Oxford.
3. Brandom, R. (1994). Making it explicit: reasoning, representing, and discursive commitment. Cambridge, MA: Harvard.
4. Bridges, J. (2011). Dispositions and rational explanation. In Bridges, J., Kolodny, N. & Wong, W.-H. (eds.), The possibility of philosophical understanding: reflections on the thought of Barry Stroud (pp. 182–215). Oxford: Oxford.
5. Dretske, F. I. (1988). Explaining behavior: reasons in a world of causes. Cambridge, MA: MIT.