Sugito, A. R. Ambima, M. A. Kholif, and F. L. Fitria, “Optimizing Laundry Wastewater Treatment: A Hybrid Approach Using Poly-Aluminum Chloride Coagulation and Activated Carbon Adsorption”, IJMEIR, vol. 10, no. 1, pp. 146–154, Jul. 2025.