Ong, Dennis, Stephanie Tumampos, Chi-Chuan Kan, Sheila Pingul-Ong, Benny Ensano, and Mark de Luna. 2021. “Optimization Of Manganese Recovery From Groundwater Treatment Sludge For The Production Of Highly-Efficient Cu(Ii) And Pb(Ii) Adsorbents”. Journal Of Environmental Chemical Engineering 9: 104705. doi:https://doi.org/10.1016/j.jece.2020.104705.
