Ugo Zanetti and Nathan P. Gibson (eds.), "CR de Lang" in last modified January 4, 2016, http://syriaca.org/bibl/751
    
        
            
                
                    
                        P.
                        Devos
                    
                    CR de Lang
                    http://syriaca.org/bibl/751
                
                
                    Analecta Bollandiana
                    1
                    
                        1952
                    
                    70
                    385-388