"Byzantinische Zeitschrift", 63.2 (1970): 247-465. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/byzs.1970.63.issue-2/issue-files/byzs.1970.63.issue-2.xml

Byzantinische Zeitschrift (1970), 63(2), pp. 247-465. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/byzs.1970.63.issue-2/issue-files/byzs.1970.63.issue-2.xml

Byzantinische Zeitschrift. 1970. 63(2): 247-465. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/byzs.1970.63.issue-2/issue-files/byzs.1970.63.issue-2.xml