Litteratur
Numismatic literature, India, incl. Krishnamurthy, R., Non-Roman Ancient Foreign Coins From Karur in India, Late Roman Copper Coins from Southern India, Karur and Madurai, Nagaswamy, R., Roman Karur., Sridhar, T.S., Alagankulam, an Ancient Roman Port City of Tamil Nadu, Turner, P., Roman Coins from India. (6)