Found in articles
Brubaker, 2011 The church of St. John lay near the north east corner of the Hagia Sophia, on the site of the German Fountain, and had also a central plan surmounted
Church to the Middle Ages, (Ashgate Publishing, 2008), 65. Akşit I., "Hagia Sophia";Akşit Kültür ve Turizm Yayincilik, 2005, ISBN 975-7039-07-1 Alexander
Комнини
"Narratives of the Fall: Structure and Meaning in the Genesis Frieze at Hagia Sophia, Trebizond". Dumbarton Oaks Papers 53 (1999), 219–36. Discussed by Ruth
"Narratives of the Fall: Structure and Meaning in the Genesis Frieze at Hagia Sophia, Trebizond". Dumbarton Oaks Papers 53 (1999), 219–36. Nicol, Donald MacGillivray
Procopius VII (Cambridge, 1962). English text online. R.J. Mainstone, Hagia Sophia: architecture, structure, and liturgy of Justinian's great church (New