1. Ekphrastic Medieval Visions
2. Bildbeschreibung: Über die Grenzen von Bild und Sprache;Boehm,1995
3. Ekphrasis, Virtual Reality, and the Future of Writing;Bolter,1996
4. Empowering the Spectator: Ekphrasis as Strategic Response to the Power of Images;Brosch,2008