B. Suhardi, P. Widyo Laksono, A. Ayu V.E, J. Mohd.Rohani, and T. Shy Ching, “Analysis of the Potential Hazard Identification and Risk Assessment (HIRA) and Hazard Operability Study (HAZOP): Case Study”, IJET, vol. 7, no. 3.24, pp. 1–7, Aug. 2018, doi: 10.14419/ijet.v7i3.24.17290.