"Controversen." . . . . "Notae ecclesiae." . . "Eenheid van de Kerk." . . "Anticimenon id est liber contrapositorum sub dialogo conscriptus." . . "Byzantijnse kerk." . . . . . . "Anselm of Havelberg, Anticimenon : on the unity of the faith and the controversies with the Greeks" . . . . "Quelle" . . . . . . . . .