Concilium Universale Constantinopolitanum Tertium - Riedinger, Rudolf (de Gruyter, 1904)
T.3 u.d.T.: Riedinger, Rudolf: Index verborum Graecorum quae in actis Synodi Lateranensis a. 649 et in actis Concilii Oecumenici Sexti continentur. Berolini ; Novi Eboraci, 1995 (B.Man. T 224(2,3)