Chevakidagarn, Panalee, Ongpat Wanaglad, and Sommai Chiayvareesajja. “Optimum Carbon/Nitrogen Ratio for upgrading single-stage activated sludge process in the Frozen Seafood Industry”. Science & Technology Asia 17, no. 4 (October 20, 2015): 11–21. accessed January 7, 2026. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41166.