Stambulov, S.B., V.V. Gorovoi, and A.Z. Zhumanova. 2019. “SCO Policy and New Members: 2018 and Its Perspective”. Bulletin of the Karaganda University History. Philosophy Series 93 (1):88-92. https://ejh.buketov.edu.kz/history-philosophy-vestnik/article/view/249.