Bender, M. (2010). The Dawn of the Invisible: The Reception of the Platonic Doctrine on Beauty in the Christian Middle Ages: Pseudo-Dionysius the Areopagite – Albert the Great – Thomas Aquinas – Nicholas of Cusa ([Electronic ed.].). Monsenstein und Vannerdat.

Bender, Melanie. The Dawn of the Invisible: The Reception of the Platonic Doctrine On Beauty in the Christian Middle Ages: Pseudo-Dionysius the Areopagite – Albert the Great – Thomas Aquinas – Nicholas of Cusa. [Electronic ed.]. Monsenstein und Vannerdat, 2010.

Bender, Melanie. The Dawn of the Invisible: The Reception of the Platonic Doctrine On Beauty in the Christian Middle Ages: Pseudo-Dionysius the Areopagite – Albert the Great – Thomas Aquinas – Nicholas of Cusa. [Electronic ed.]. Monsenstein und Vannerdat, 2010.