PATTARITH, Kongsak. Drinking Water Filter from Rice Husk Ash. Asian Journal of Chemistry, [S. l.], v. 26, n. 27, p. 143–145, 2014. DOI: 10.14233/ajchem.2014.19033. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/26_27_33. Acesso em: 5 may. 2024.