Otgonkhuu, Tsedev-Ish, Sandag Enkh-Amgalan, and Shugatai Amanguli. “Issues of Determining the Effects of Migration on Population Growth in Ulaanbaatar”. Proceedings of the Mongolian Academy of Sciences 63, no. 03 (November 30, 2023): 10–20. Accessed December 22, 2024. https://mongoliajol.info/index.php/PMAS/article/view/3403.