Said, A., Fatimah, I. and Rubianto, D. 2015. Effect of Temperature on Rice Husk Asing and Its Application on Adsorbing Fe and Zn Metal in Patchouli Oil. EKSAKTA: Journal of Sciences and Data Analysis. 14, 2 (Dec. 2015), 71–86. DOI:https://doi.org/10.20885/eksakta.vol14.iss2.art7.