Tsagaan, Byambasuren, Elena V Shabanova, and Irina E Vasil'eva. “Discriminant Analysis of Concentrations of Trace Elements in Ulaanbaatar Soil”. Proceedings of the Mongolian Academy of Sciences 64, no. 04 (December 30, 2024): 1–12. Accessed October 27, 2025. https://test.mongoliajol.info/PMAS/article/view/3978.