Kuzminykh, Sergei V., and Irina V. Belozyorova. “A.S. BASHKIROV AND ARCHAEOLOGY of VOLGA BULGARIA”. Arkheologiia Evraziiskikh Stepei (Archaeology of the Eurasian Steppes), no. 1 (July 27, 2017): 196–218. Accessed November 7, 2026. https://evrazstep.ru/index.php/aes/article/view/146.