[1]
N. Herawati, R. Ummi Kalsum, and N. Miftakhul Muthiah , Trans., “Reduction of Heavy Metal (Pb) ions in industrial waste using activated carbon based on used catalysts”, int.jour.sci.res.mana, vol. 11, no. 10, pp. 44–50, Oct. 2023, doi: 10.18535/ijsrm/v11i10.ce02.