{"id":"000990516","type":"book","title":"Notizen über die Rolle des Papsttums in der bulgarischen Geschichte im Mittelalter","publisher-place":"Sofija","pages":"517-526","container-title":"Thracia. 11. Studia in honorem Alexander Fol","author":[{"family":"Gjuselev","given":"Vasil"}],"issued":{"raw":"1995"}}