TORBATOV, S. Градището край Рибен: The Gradishteto hill site near Riben. Bulgarian e-Journal of Archaeology | Българско е-Списание за Археология, [S. l.], v. 8, n. 1, p. 17–65, 2018. Disponível em: https://be-ja.org/index.php/journal/article/view/be-ja-8-1-2018-17-65. Acesso em: 3 jul. 2022.