1.Nguyen Thanh T, Ho Quang D, Le Thai B, Le Anh T, Nguyen Quyet C, Lai Quang T, et al. Upgrading the Vietnam semi-quantitative soil classification system. Vietnam J. Earth Sci. [Internet]. 2022 Jun. 28 [cited 2025 Dec. 29];44(4):502-20. Available from: https://vjs.ac.vn/jse/article/view/17245