BS EN 60880:2009(2015) Nuclear power plants — Instrumentation and control systems important to safety — Software aspects for computer - based systems performing category A functions
2010BS EN 60880:2009 Nuclear power plants - Instrumentation and control systems important to safety - Software aspects for computer-based systems performing category A functions
0000 BS IEC 60880:2006
2001BS IEC 60880:2001 Software for computers in the safety systems of nuclear power stations