1. Alvarez, M. (2010). Kinds of reasons: An essay in the philosophy of action. Oxford University Press.
2. Audi, R. (2006). Ethical generality and moral judgment. In J. Dreier (Ed.), Contemporary debates in moral theory (pp. 285–304). Blackwell.
3. Baier, K. (1958). 1965, The moral point of view: A rational basis of ethics. Random House.
4. Bonevac, D. (2016). Defaulting on reasons. Noûs, 50(3), 229–259.
5. Bonevac, D. (2018). Free choice reasons. Synthese, 196(2), 735–760.