Quang Chon Nguyen, Van Cuong Dinh, and Minh Ngoc Truong. 2020. “Surface Charge Characteristics of a Variable Charge Soil (Rhodic Ferralsols) in the Central Highlands”. Vietnam Journal of Science, Technology and Engineering 62 (2):65-70. https://doi.org/10.31276/VJSTE.62(2).65-70.