1. Bergmann M. (2006) Justification without awareness: A defense of epistemic externalism. Oxford University Press, Oxford
2. Kvanvig J. (1992) The intellectual virtues and the life of the mind: On the place of the virtues in contemporary epistemology. Rowman & Littlefield, Savage, MD
3. Kvanvig J. (2000) Zagzebski on justification. Philosophy and Phenomenological Research 60: 191–196
4. Kvanvig J. (2003) Propositionalism and the perspectival character of justification. American Philosophical Quarterly, 40(1): 3–18
5. Kvanvig, J. (2006). On denying a presupposition of sellars’ problem: A defense of propositionalism. In C. de Almeida (Ed.), Veritas, 50(4), 173–190.