1. Michael Bratman, “Autonomy and Hierarchy,” in his Structures of Agency, OUP, Oxford 2007, pp. 162–86.
2. Gary Watson, “Free Action and Free Will,” Mind, 96, 1987, pp. 150–1.
3. Gary Watson, “Free Agency,” Journal of Philosophy, 72, 1975, pp. 205–20.
4. Harry G. Frankfurt, “The Faintest Passion,” Proceedings and addresses of the American Philosophical Association 66 (1992).
5. Michael Bratman, “Planning Agency, Autonomous Agency,” in his Structures of Agency, OUP, Oxford 2007, p. 213.