Thi Trang Le, Quang Doc Luong, Thi Thu Ha Vo, & Van Tu Nguyen. (2018). A case study of phytoplankton used as a biological index for water quality assessment of Nhu Y river, Thua Thien - Hue. Vietnam Journal of Science, Technology and Engineering, 60(4), 45-51. https://doi.org/10.31276/VJSTE.60(4).45-51