Giao, N. T., Anh, P. K. ., & Hong Nhien, H. T. . (2021). Evaluating Groundwater Quality in Bac Lieu Province Using Multivariate Statistical Method and Groundwater Quality Index. Indonesian Journal of Environmental Management and Sustainability, 5(4), 129-135. https://doi.org/10.26554/ijems.2021.5.4.129-135