Pernicka, Ernst, and Raiko Krauß. “Early Balkan Metallurgy, International Workshop, Sozopol, 23 to 26 April 2015”. Bulgarian e-Journal of Archaeology | Българско е-Списание за Археология 5, no. 1 (June 25, 2015): 77–79. Accessed June 30, 2022. https://be-ja.org/index.php/journal/article/view/be-ja-5-1-2015-77-79.