Mohd Sani, M. et al. 2026. Pipe-to-Soil Potential State Classification For Equatorial Gas Pipeline ICCP Systems Under Geomagnetically Induced Current Influence Using XGBoost Algorithm. IIUM Engineering Journal. 27, 3 (Sep. 2026), 214–229. DOI:https://doi.org/10.31436/iiumej.v27i3.4355.