J. M. Fiey, Jeanne-Nicole Mellon Saint-Laurent and David A. Michelson, (eds.), "A treatise on the unity and trinity of God by Israel of Kashkar (d. 872) : introduction, edition and word index" in A treatise on the unity and trinity of God by Israel of Kashkar (d. 872) : introduction, edition and word index last modified August 3, 2016, http://syriaca.org/bibl/2244
    
        
            
                
                    
                        Bo
                        Holmberg
                    
                    A treatise on the unity and trinity of God by Israel of Kashkar (d.
                872) : introduction, edition and word index
                    http://syriaca.org/bibl/2244
                    799
                    http://zotero.org/groups/392292/items/NTZ5PHNE
                    
                        Lund
                        Plus Ultra
                        1989