Khurmaev , Anvar A. “New Studies of the Eneolithic and Late Middle Ages Sites in the Forest-Steppe Zone of the Fore-Urals”. Arkheologiia Evraziiskikh Stepei (Archaeology of the Eurasian Steppes), no. 4 (August 30, 2025): 208–216. Accessed November 7, 2026. https://www.evrazstep.ru/index.php/aes/article/view/1650.