Thai, Tran, Le Hai Dang, & Ngo Xuan Quang. " Assessing Sediment Ecological Quality in Organic Shrimp Farming Ponds by Comparing the Shannon-Wiener, AMBI, and M-AMBI Indices." VNU Journal of Science: Natural Sciences and Technology [Online], 34.3 (2018): n. pag. Web. 25 Apr. 2024