Zulkipli, Muhammad Asyraf, et al. “Optimization of Fixed-Bed Sequencing Bio-Reactors Using Jute Fibre for Seafood Processing Wastewater Treatment ”. International Journal of Integrated Engineering, vol. 13, no. 1, Feb. 2021, pp. 321-8, https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/6631.