Alessandra Bucossi – Anna Calia (eds.), Contra Latinos et adversus Graecos. The Separation between Rome and Constantinople from the Ninth to the Fifteenth Century (Orientalia Lovaniensia Analecta, 286). Leuven – Paris – Bristol, CT: Peeters 2020 (Bibliothèque de Byzantion, 22). XVI, 586 pp. – ISBN: 9789042937857