Changes in the sand area around the Darkhadiin Khotgor from 1985 to 2022. Mong. J. Geogr. Geoecol. [Internet]. 2025 Dec. 19 [cited 2026 Jun. 27];62(46):113-8. Available from: https://mongoliajol.info/index.php/MJGG/article/view/4253