The Monumentum ancyranum / edited by E. G. Hardy. - Augustus, Gaius Iulius Caesar Octavianus, imperatore romano, 63 a.C.-14 d.C. (OLS)http://pul/name/4913; Hardy, Ernest George, 1852-1925. (OLS)http://pul/name/24014 (The Clarendon press, 1923)
"List of articles since 1908 on points of Roman history": p. [167].