Studies on Byzantine literature of the eleventh and twelfth centuries /

by Kazhdan, A. P. (Aleksandr Petrovich), 1922-
Cambridge [Cambridgeshire] ; New York : Paris : Cambridge University Press ; Editions de la Maison des sciences de l'homme, 1984

Ideology, letters and culture in the Byzantine world /

by Ševčenko, Ihor
London : Variorum Reprints, 1982