Akter, A., Goto, M., Mohd Noor, M., Muzahidul Islam, A., Motoo, U., Ya, Z., & Parvez, A. (2017). Immobilization of Heavy Metals in Tannery Sludge by Subcritical water Treatment. Chemical Engineering Transactions, 56, 265-270. https://doi.org/10.3303/CET1756045