Kitkaew, D., Phetrak, A., Ampawong, S., Mingkhwan, R., Phihusut, D., Okanurak, K., & Polprasert, C. (2017). Fast and Efficient Removal of Hexavalent Chromium from Water by Iron Oxide Particles. Environment and Natural Resources Journal, 16(1), 91–100. Retrieved from https://ph02.tci-thaijo.org/index.php/ennrj/article/view/106715