Caseau, Batrice, “Magical Protection and Stamps in Byzantium”, in Ilona Regulski, Kim Duistermaat and Peter Verkinderen (eds), Seals and Sealing Practices in the Near East: Developments in Administration and Magic from Prehistory to the Islamic Period, Proceedings of an International Workshop at the Netherlands-Flemish Institute in Cairo on December 2-3, 2009 (Leuven-Paris-Walpole: Uitgeverij Peeters en Departement Oosterse Studies 2012), 115-132.