Duka - Kritobulu - Sphrantzē - Chalkokondylē Peri alōseōs tēs Kōnstantinupoleōs (1453) synagōgē keimenōn meta prologōn kai biographikōn meletēmatōn peri tōn tessarōn historiographōn - Dukas 1400-1462; Michael Critopulus 1400-1468; Georgius Sphrantzes 1401-1478; Laonicus Chalcocondyles 1423-1490 (Myrtidēs, 1953)