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2. Project Risk Analysis and Management Guide;Association for Project Management (APM), Project Risk Analysis and Management Guide. Association for Association for Project Management (APM),2010
3. Hazard and Operability Studies (HAZOP Studies) – Application Guide BS IEC 61882;British Standards Institution (BSI),2001
4. Hazard and Operability Studies (HAZOP studies) – Application Guide BS IEC 61882;British Standards Institution (BSI),2016
5. Medical Devices – Application of Risk Management to Medical Devices BS EN ISO 14971;British Standards Institution (BSI),2007