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J. D. Andrews and T.R.Moss. Reliability and Risk Assessment. 1st Ed. Longman Group UK, 1993. Terje Aven. Reliability and Risk Analysis. 1st Ed. Elsevier Applied Science, 1992. Ian S. Sutton. Process Reliability and Risk Management. 1st Ed. Van Nostrand Reinhold, 1992. Center for Chemical Process Safety. Guidelines for Chemical Process Quantitative Risk Analysis. American Institute of Chemical Engineers. 1989. Jouko Suokas and Veikko Rouhiainen. Quality Management of Safety and Risk Analysis. Elsevier Science Publishers B.V, 1993.

Kletz, T. HAZOP & HAZAN: Notes on the identification and assessment of hazards, The Institution of Chemical Engineers, UK, 1986.