BS EN 61557-10. Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures. Part 10. Combined measuring equipment for testing, measuring and monitoring of protective measures
Information technology. Software measurement. Functional size measurement. Part 2: Conformity evaluation of software size measurement methods to ISO/IEC 14143-1:1998.