Yen, N. T. M., T. T. Thai, N. T. P. Thao, N. Nghia, and N. X. Quang. “Application of the W Index of Free Living Nematode Communities for Rapid Assessment of Sedimentary Environment Quality in the Sai Gon River”. Vietnam Journal of Marine Science and Technology, vol. 19, no. 1, Mar. 2019, pp. 79-86, doi:10.15625/1859-3097/19/1/10668.