Booth, Phillip (2011). "Shades of Blues and Greens in the Chronicle of John of Nikiu". Byzantinische Zeitschrift. 104 (2): 557. doi:10.1515/byzs.2011.013. S2CID154173454.
Booth, Phillip (2011). "Shades of Blues and Greens in the Chronicle of John of Nikiu". Byzantinische Zeitschrift. 104 (2): 557. doi:10.1515/byzs.2011.013. S2CID154173454.