Fadzlina, Z A Noor, T T Teng, and M Abdul Rahman. 2004. “Measurement and Prediction of Densities of Ternary Aqueous Mixtures Involving Sodium Polyacrylate”. ASEAN Journal of Chemical Engineering 4 (1), 64-69. https://journal.ugm.ac.id/v3/AJChE/article/view/7589.