Ky, N., V. Tinh, and V. Tien. “RELATIONSHIP BETWEEN THE DEGREE OF WEATHERING AND THE FACTORS OF CLIMATE, GEOLOGY AND GOWMORPHOLOGY IN TUNG WARD, DAC NONG PROVINCE”. Science and Technology Development Journal, Vol. 10, no. 2, Feb. 2007, pp. 55-67, doi:https://doi.org/10.32508/stdj.v10i2.2755.