COINS & MEDALS _BRITISH MUSEUM
A catalogue of the Indian Coins at the British Museum; By E.J.Rapson
A handbook of Greek and Roman coins / by G.F. Hill
The british museum
Leges et Ivra P. R. Restitvit. A New Aureus of Octavian and the Settlement of 28-27 BC_J.W. Rich and J.H. C. Williams (The Numismatic Chronicle, Vol. 159, 1999).pdf
International Numismatic e-Newsletter no 11 (Oct. 2011)
