1. Akins, K. (Ed.). (1996). Perception. Oxford: Oxford University Press.
2. Avicenna. (1956). In A. Affifi (Ed.), Al-Burhān, aš-Šifa’ (Vol. I.4). Cairo: Organisme General des Imprimeries Gouvernementales.
3. Avicenna. (1975). In G. C. Anawati & S. Zayed (Eds.), Fī Nafs, aš-Šhifa’ (Vol. II.1). Cairo: Organisme General des Imprimeries Gouvernementales.
4. Bäck, A. (2000). Aristotle’s theory of predication. Leiden: Brill.
5. Bäck, A. (2009). Mistakes of reason. Phronesis, 54(2), 101–135.