BS EN 60601-2-31. Medical electrical equipment. Part 2-31. Particular requirements for the basic safety and essential performance of external cardiac pacemakers with internal power source— 55 стр.
Secondary cells and batteries containing alkaline or other non acid electrolytes. Secondary sealed cells and batteries for portable applications. Nickel-metal hydride— 50 стр.
Secondary cells and batteries containing alkaline or other non-acid electrolytes. Secondary sealed cells and batteries for portable applications. Nickel-Cadmium— 44 стр.
Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Part 1: Nickel-cadmium (IEC 61951-1:2013) (english version)