Hazmi, A., Desmiarti, R., Waldi, E. P. and Emeraldi, P. (2016) “Preliminary Study on Treatment of Palm Oil Mill Effluent (POME) by Sand Filtration-DBD Plasma System”, Journal of Engineering and Technological Sciences, 48(1), pp. 21-30. doi: 10.5614/j.eng.technol.sci.2016.48.1.3.