The First Crusade — The Call from the East : Peter Frankopan, translate Biswendu Nanda দ্বিতীয় অধ্যায় The Recovery of Constantinople ১। C. Mango and R. Parker, ‘A Twelfth-Century Description of St Sophia’, Dumbarton Oaks Papers 14 (1960), pp. 235–40. ২। E. Legrand, ‘Constantin le Rhodien: Description des oeuvres d’art et de l’église des Saints […]