ina vizantijska carica Srpkinja’(The only Byzantine Empress of Serbian origin),Brastvo 30(1939),26 ff.Cf.also ibid.31(1950),78 ff.,and 32(1941),50 ff.She was the daughter of the‘lord’Constantine Dragas,who in the last decades of the foruteenth century ruled in eastern Macedonia,first with his brother,the Despot John Dragas,and then as sole ruler,and who fell in 1395 at the battle of Rovine(cf.p.551 above,with n.2).That only Constantine Ⅺ and not his brother bore the ncom Dragas is probably explained by the fact that he bore his grandfather’s Christian ncom.
[262]Ducas 329,11,ed.Grecu(CB,264)。
[263]Cf.Norden,Papsttum und Byzanz 731 ff.;Fr.Cerone,‘La politica orientale di Alfonso di Aragona’,Archivio Storico per le provincie Napoletane 27(1902),3 ff.,380 ff.,555 ff.,774 ff.,and 28(1903),153 ff.;C.Marinescu,‘Le pape Nicolas Ⅴ et son attitude envers l’Empire byzantin’,Bull.de l’Inst.Archéol.Bulgare 9(1935),331 ff.;idem,‘Contribution à l’histoire des relationséconomiques entre l’Empire byzantin,la Sicile et le royacom de Naples de 1419 à 1453’,Studi biz.e neoell.5(1939),209 ff.Cf.also R.Guilland,,EEBS 22(1952),60 ff.
[264]On the fight for Constantinople cf.E.Pears,The Destruction of the Greek Empire and the Story of the Capture of Constantinople by the Turks,1903(G.Schlumberger,Le siège,la prise et le sac de Constantinople par les Turcs en 1453(1915)has no independent value).Cf.also E.Pears,CMH Ⅳ(1923),693 ff.,and the excellent bibliography,idem 883 ff.;cf.now