Nguyen, G. 2021. ASSESSING SURFACE WATER QUALITY IN FRESHWATER RESERVOIRS IN AN GIANG PROVINCE, VIET NAM. TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099. 11, 42 (Feb. 2021), 78-85. DOI:https://doi.org/10.35382/18594816.1.42.2021.694.