GUROVA, M.; CHABOT, J.; CHOHADZHIEV, S. Chalcolithic  superblades from Bulgaria: a case study of a recently found hoard from Sushina. Bulgarian e-Journal of Archaeology | Българско е-Списание за Археология, [S. l.], v. 6, n. 2, p. 165–190, 2016. Disponível em: https://be-ja.org/index.php/journal/article/view/be-ja-6-2-2016-165-190. Acesso em: 20 may. 2022.