Marhadi, E. Adriansyah, P. Herawati, A. Suzana, and A. I. Pratama. “Decreasing PH, COD and TSS of Domestic Liquid Waste Using Photocatalysis TiO2 (Titanium Dioxide)”. International Journal of Research in Vocational Studies (IJRVOCAS), vol. 3, no. 2, Aug. 2023, pp. 11-15, doi:10.53893/ijrvocas.v3i2.201.