Dimaculangan, D. A. A., V. C. Bungay, dan A. N. Soriano. Determination of Diffusion Coefficients of Heavy Metal Ions (Ni3+, Zn2+, Ba2+, and Mn2+) at Infinite Dilution through Electrolytic Conductivity Measurements. Vol. 22, no. 1, Juni 2022, hlm. 58-71, https://jurnal.ugm.ac.id/v3/AJChE/article/view/9227.