Author
Alexander IV., Papst
Germanus II., Constantinopolitanus
2
Hopfner, Theodor
Joel Chronographus
2
Migne, Jacques Paul
2
Nicephorus Chumnus
2
Nicephorus Constantinopolitanus, II
2
Nicetas Choniates
2
Nicetas Maroniensis
2
Theodorus Imperium Byzantinum, Imperator, II
2
Georgius Acropolita
1
Michael Choniates
1