Mango,C. A.2018-04-212018-04-212018-04-21http://hdl.handle.net/11693/39386Reprinted from Byzantinische Zeitschrift -- Bd47 (1954)pages 396-402EnglishRP00055Documentary evidence on the apse mosaics of St.SophiaOffprintBILKUTUPRP00055