Tuan, T.A. and Dan, N.T. 2012. Research the landslide susceptibility and zoning in the Son La hydroelectricity area by the Saaty’s Analytical Hiearchy Process (AHP). Vietnam Journal of Earth Sciences. 34, 3 (Nov. 2012), 223–232. DOI:https://doi.org/10.15625/0866-7187/34/3/2538.