WONGWAI, M., KULRATKITIWONG, S., RATTANAWONGWIBOON, T. and UMMARTYOTIN, S. 2026. Development of 4-vinylbenzyl chloride (VBC) grafted onto branched polyethylenimine (PEI) onto bacterial cellulose sheet by gamma-induced irradiation technique for Cu\(_{2+}\) ion adsorption. Journal of Metals, Materials and Minerals. 36, 1 (Jan. 2026), e2424. DOI:https://doi.org/10.55713/jmmm.v36i1.2424.