В открытом доступе том VI : From Elagabalus to Maximinus Thrax (AD 218–238)
и
RPC VII.2 RPC volume VII.2 covers all Roman provincial coinages issued in the reigns of Gordian I, Gordian II, Pupienus, Balbinus, and Gordian III (AD 238 to 244).
и
RPC VII.2 RPC volume VII.2 covers all Roman provincial coinages issued in the reigns of Gordian I, Gordian II, Pupienus, Balbinus, and Gordian III (AD 238 to 244).