GUROVA, M. .; ANDREEVA, P.; STEFANOVA, E. Discriminating between flint outcrops in central north Bulgaria: archaeological implications. Bulgarian e-Journal of Archaeology | Българско е-Списание за Археология, [S. l.], v. 14, n. 2, p. 259–286, 2024. DOI: 10.57573/be-ja.14.259-286. Disponível em: https://be-ja.org/index.php/journal/article/view/332. Acesso em: 15 jan. 2025.