Zaiceva, Lyubov, Yurij Goncharov, and Denis Bobrov. “Roads and Ways of the South of Western Siberia On Russian Maps in the First Half and the Middle Of the 18th Century”. Journal of Frontier Studies 8, no. 2 (May 15, 2023): 17-38. Accessed April 19, 2024. https://jfs.today/index.php/jfs/article/view/460.