Pungkasari, N. A., and Maria Monica Sianita. “The Effect of PH on Adsorption Capacity Based on the Ionic Imprinted Polymer-Cd(II) Method”. Helium: Journal of Science and Applied Chemistry, vol. 5, no. 2, Dec. 2025, pp. 91-97, doi:10.33751/helium.v5i2.16.