Bakhtiyorovna, Khakimova Saida. “From the History of the Scientific Study of the Zeravshan River (Second Half of the 19th - Early 20th Centuries)”. American Journal of Social and Humanitarian Research 3, no. 2 (February 19, 2022): 231–235. Accessed July 28, 2025. https://www.globalresearchnetwork.us/index.php/ajshr/article/view/869.