Batkhishig, Bayaraa, Bayarbold Manzshir, Baatar Munkhtsengel, and Tsuchiya Noriyoshi. “PCA Analysis of Soil Geochemical Data and Environmental Assessment of the Pre-Mining Shuteen Area, South Mongolia”. Mongolian Geoscientist 51 (December 21, 2020): 21–39. Accessed December 6, 2025. https://mongoliajol.info/index.php/MGS/article/view/1459.