“Effectiveness of Coconut Fiber Filter in Grease Trap With Varying Retention Times on the Reduction of Oil and Grease in Canteen Wastewater of a Textile Industry”. CHEMSUKA: Journal of Chemical Science and Applications, vol. 1, no. 1, Dec. 2025, pp. 45-58, https://ejournal.uin-suka.ac.id/saintek/chemsuka/article/view/5836.