Avakul, Piyathap, Tuantong Jutagate, Pornpirat Kantatasiri, and Napon Anuttarunggoon. “Spatio-Temporal Variability of Water Quality in the Upper Chao Phraya River, Thailand, Between 2008 and 2018”. Journal of Fisheries and Environment 46, no. 2 (August 1, 2000): 77–87. Accessed May 4, 2024. https://li01.tci-thaijo.org/index.php/JFE/article/view/255347.