James, Liz (2006). «Byzantine glass mosaic tesserae: Some material considerations». Byzantine and Modern Greek Studies30: 29-47. doi:10.1017/S0307013100015032.
jstor.org
Cormack, Robin (2008). «Rediscovering the Christ Pantocrator at Daphni». Journal of the Warburg and Courtauld Institutes71: 65. JSTOR20462776.