Erna Yuliwati, E. Y., Ismail, A. F., Lau, W. J., Ng, B. C., Mataram, A., & Kassim, M. A. (2012). Effects of process conditions in submerged ultra filtration for refinery wastewater treatment: Optimization of operating process by response surface methodology.

Erna Yuliwati, Erna Yuliwati, Ahmad Fauzi Ismail, Woei Jye Lau, Be Cheer Ng, A. Mataram, and Mohd. Azraai Kassim. Effects of Process Conditions in Submerged Ultra Filtration for Refinery Wastewater Treatment: Optimization of Operating Process By Response Surface Methodology. 2012.

Erna Yuliwati, Erna Yuliwati, et al. Effects of Process Conditions in Submerged Ultra Filtration for Refinery Wastewater Treatment: Optimization of Operating Process By Response Surface Methodology. 2012.