Priatama, A., Abdullah, M., Khairurrijal, K., & Mahfudz, H. (2013). Fabrication of Microporous Water Filter Using Titanium Dioxide Particles, Silica Particles, and Polyethylene Glycol. Journal of Engineering and Technological Sciences, 42(1), 39-52. https://doi.org/10.5614/itbj.eng.sci.2010.42.1.3