Anggraini, R., Pang, G., Nakajima, S., Morisada, S., Kawakita, H. and Ohto, K. 2025. Adsorption of Cu(II), Cd(II), and Pb(II) Using a Novel Adsorbent Based on Polyvinyl Alcohol Anchoring Citric Acid (PVA-CA). Journal of Applied Engineering and Technological Science (JAETS). 6, 2 (Jun. 2025), 907–921. DOI:https://doi.org/10.37385/jaets.v6i2.7408.