BLANCHET, M.-H. 2015. Book review: C. GASTGEBER - E. MITSIOU - J. PREISER-KAPELLER (ed.), The Register of the Patriarchate of Constantinople. An essential source for the history and Church of Late Byzantium. Wien 2013. Byzantina Symmeikta. 24, 1 (Mar. 2015), 377–382. DOI:https://doi.org/10.12681/byzsym.1196.