1.
Andreeva P, Stefanova E, Gurova M. Chert raw materials and artefacts from NE Bulgaria: A combined petrographic and LA-ICP-MS study. JLS [Internet]. 15Sep.2014 [cited 28Mar.2024];1(2):25-. Available from: http://journals.ed.ac.uk/lithicstudies/article/view/1129