E. K. Peng, M. A. Malek, N. A. Bahrum, and C. S. Tan, “Greenhouse Gas (GHG) Emission Estimation from Cropland Remaining Cropland in AFOLU Sector for Various Districts in Sarawak”, IJET, vol. 7, no. 4.35, pp. 73–76, Nov. 2018, doi: 10.14419/ijet.v7i4.35.22327.