Gilyazov , Filat F. “The Comparative Analisys of Stone Industries of the Orlovka and Dzhangar Cultures”. Arkheologiia Evraziiskikh Stepei (Archaeology of the Eurasian Steppes), no. 1 (March 1, 2023): 280–287. Accessed October 12, 2026. https://www.evrazstep.ru/index.php/aes/article/view/948.