Z. Md. Yusof, K. Mohamed, and I. Bagus Mohamed Jais3, “Permeability of the Treated Peat Soil Mixtures with Pond Ash – Hydrated Lime”, IJET, vol. 8, no. 1.9, pp. 74–76, Jan. 2019, doi: 10.14419/ijet.v8i1.9.26371.