1. International Organization for Standardization, ISO 26262 Road Vehicles Functional Safety, 2011.
2. European Committee for Electrotechnical Standardization (CENELEC), EN 50128 Railway Applications – Communication, Signalling and Processing Systems – Software for Railway Control and Protection Systems, 2011.
3. Defence Standard 00-56, UK Ministry of Defence. 00-56 Safety Management Requirements for Defence Systems, 2007.
4. CAE, Claims, Arguments and Evidence (CAE), 2014. .
5. T. Kelly, Arguing Safety – A Systematic Approach to Managing Safety Cases, Doctoral thesis, University of York, 1998.