Morkholm, Otto. 1973. “Alan E. Samuel: Greek and Roman Chronology. Calendars and Years in Classical Antiquity. Handbuch Der Altertumswissenschaft I, 7. München, C. H. Beck’sche Verlagsbuchhandlung, 1972. Xvii, 307 S. DM 75.-”. Historisk Tidsskrift 12 (januar). https://tidsskrift.dk/historisktidsskrift/article/view/51495.