Madzharov М. Coin Circulation along the Upper Valley of the Stryama River (6th – 4th centuries BC): The contribution has been presented during the international conference "First Bulgarian Numismatic Readings (BulgNR)", 10-12 November 2020. BulgNJ [Internet]. 2024 Dec. 27 [cited 2025 Jan. 23];2(2):1-20. Available from: https://bulgnj.com/index.php/e-journal/article/view/74