1. Center for Chemical Process Safety (CCPS), 1985. Guidelines for Hazard Evaluation Procedures. AIChE, New York.
2. Safety analysis using an expert system in chemical processes;Chae;Korean J. Chem. Engng,1994
3. Plan HAZOP studies with an expert system;Freeman;Chem. Engng Progress,1992
4. ILO (International Labour Office), 1990. Major Hazard Control—A Practical Manual. ILO, Geneva.
5. Karvonen, I., Heino, P., Suokas, J., 1990. Knowledge Based Approach to Support HAZOP Studies. Research Report, Technical Research Center of Finland.