Nguyen Van Cong and Nguyen Thanh Giao 2021. Seasonal Variation of Surface Water Quality in the Water Bodies in the Plain of Reeds, a Vietnamese Mekong Delta Area. NIPES - Journal of Science and Technology Research. 3, 2 (Jun. 2021). DOI:https://doi.org/10.37933/nipes/3.2.2021.5.