[1]
L. V. Nam, D. T. Nghi, and L. T. K. Ngan, “USING INDEX FOR ASSESSMENT OF WATER QUALITY AND CLASSIFICATION OF EUTROPHICATION LEVELS IN THE QUANG NINH - HAI PHONG COASTAL AREA”, VJMST, vol. 17, no. 4, pp. 490–497, Aug. 2018.