1. Anonymous, The Cloud of Unknowing (ed. J. Walsh; London: SBCK 1981).
2. Damascius, Dubitationes et solutiones (ed. C.-É. Ruelle; Paris: Klincksieck 1889).
3. Dionysius the Areopagite, Pseudo-Dionysius the Complete Works (trans. C. Luibhéid; Classics of Western Spirituality; New York: Paulist Press 1987).
4. Jugrin, D., “Agnōsia: The Apophatic Experience of God in Pseudo-Dionysius,” Teologia 67/2 (2016) 102–115.
5. Keats, J., The Letters of John Keats (ed. H.E. Rollins; Cambridge: Cambridge University Press 1958) I–II.