D. A. A. Dimaculangan, 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, hlm. 58-71, Jun 2022.