Un Empereur de Byzance à Rome
Halecki, Oskar,1891-1973.
London Variorum Reprints
1972
Includes 'Pièces justificatives' in Latin
Facsimile reprint of 1st ed., Warsaw: Towarzystwa Naukowego Warszawskiego, 1930
Bibliographyp.393-406. - Includes index
Catholic Church
Orthodox Eastern Church
Schism, The Great Western, 1378-1417.