Chert raw materials and artefacts from NE Bulgaria: A combined petrographic and LA-ICP-MS study. Journal of Lithic Studies, [S. l.], v. 1, n. 2, p. 25–45, 2014. DOI: 10.2218/jls.v1i2.1129. Disponível em: https://journals.ed.ac.uk/lithicstudies/article/view/1129. Acesso em: 14 nov. 2024.