UZUNOV, Z.; KOSTOVA, B.; ZLATEVA, B. Raw material sources and building materials from the Hellenistic period in the vicinity of Mesambria Pontica according archaeological sites. Annual of Natural Sciences Department, [S. l.], v. 8, p. 30–41, 2023. DOI: 10.33919/ansd.23.8.4. Disponível em: https://ojs.nbu.bg/index.php/ANSD/article/view/1125. Acesso em: 1 jun. 2025.