Detho, A., Z. Daud, S. R. Samo, Z. Khan, D. A. Memon, and H. Awang. “Physicochemical Characteristics of Landfill Leachate from Simpang Renggam Landfill Site, Johor, Malaysia”. Quaid-E-Awam University Research Journal of Engineering, Science & Technology, Nawabshah., Vol. 18, no. 2, Dec. 2020, pp. 82-88, doi:10.52584/QRJ.1802.13.