Yusoff, H., Sulaiman, N. M. and Kheireddine Aroua, M. (2004) “Ultra filtration using gas sparging technique for treatment of natural rubber effluent”, Malaysian Journal of Science, 23, pp. 177–184. Available at: https://samudera.um.edu.my/index.php/MJS/article/view/9052 (Accessed: 20 November 2024).