• Daniele Silvi, I Canti di Giacomo Leopardi nella cultura letteraria spagnola, Ed. Milella Lecce, 2018
  • Herbert L. Kessler, Johanna Zacharias. Rome 1300: On the Path of the Pilgrim. New Haven and London: Yale University Press, 2000 Reviewed by Duane J. Osheim (Department of History, University of Virginia)
  • Snyder’s Medieval Art, edited by Henri Luttikhuizen and Dorothy Verkerk, 2nd edition, Pearsons, 2005.
  • The Apse Mosaic in Early Medieval Rome: Time, Network, and Repetition –Cambridge University Press Erik Thunø