Mango, Cyril A.2018-04-212018-04-2119540007-7704http://hdl.handle.net/11693/39386Byzantinische Zeitschrift, Bd. 47 (1954), pages 396–402.8 pagesEnglishDocumentary evidence on the apse mosaics of St. SophiaArticle10.1515/byzs.1954.47.2.395BILKUTUPRP00055