Xayavong, Viengthong, Vu Duc Minh, Nguyen Anh Duong, & Vu Minh Tuan. " Seismic Refraction Exploration for Groundwater Potential Evaluations: A Case Study of Vientiane Province, Laos." VNU Journal of Science: Earth and Environmental Sciences [Online], 36.4 (2020): n. pag. Web. 22 Nov. 2024