Alföldi André. Michael Grant, Roman Anniversary Issues. An Study of the Numismatic and Medallic Commemoration of Anniversary Years 49 B. C. – A.D. 375. In: L’antiquité classique, Tome 20, fasc. 2, 1951. pp. 522-525.
Alföldi André. Michael Grant, Roman Anniversary Issues. An Study of the Numismatic and Medallic Commemoration of Anniversary Years 49 B. C. – A.D. 375. In: L’antiquité classique, Tome 20, fasc. 2, 1951. pp. 522-525.