Vgl. J.F. Gilliam, B.A.S.P. 13 (1976), S. 53-54 (= Roman Army Papers, S. 377-378).Vgl. P. Cugusi, Z.P.E. 42 (1981), S. 137-140.Vgl. H. Cotton, Documentary Letters of Recommendation in Latin S. 15-23.