Walburg, Reinhold. “Indian Silver Punch-Marked Coins in Ancient Ceylon – a Case Study: The Tissamahārāma Hoards”. Zeitschrift für Archäologie Außereuropäischer Kulturen 4 (August 29, 2023): 7–25. Accessed December 5, 2024. https://publications.dainst.org/journals/zaak/article/view/4201.