Ugo Zanetti and Nathan P. Gibson (eds.), "CR de Allgeier" in last modified January 4, 2016, http://syriaca.org/bibl/1032
    
        
            
                
                    
                        P.
                        Peeters
                    
                    CR de Allgeier
                    http://syriaca.org/bibl/1032
                
                
                    Analecta Bollandiana
                    1
                    
                        1921
                    
                    39
                    176-179