1. Annis, D. (1978). A contextualist theory of epistemic justification. American Philosophical Quarterly, 15, 213–219.
2. Black, O. (1988). Infinite regresses of justification. International Philosophical Quarterly, 27, 421–437.
3. BonJour, L. (1976). The coherence theory of empirical knowledge. Philosophical Studies, 30, 281–312.
4. BonJour, L. (1985). The structure of empirical knowledge. Cambridge: Harvard.
5. BonJour, L. (2001). Toward a defense of empirical foundationalism. In M. DePaul (Ed.), Resurrecting old-fashioned foundationalism (pp. 21–38). New York: Rowman & Littlefield.