Saya mau tau Rujukan dari Pembumian elektrik. Jelaskan dalam bahasa melayu

IEC 60364-1: Electrical installations of buildings — Part 1: Fundamental principles, assessment of general characteristics, definitions. International Electrotechnical Commission, Geneva.

Geoff Cronshaw:  Earthing: Your questions answered . IEE Wiring Matters, Autumn 2005.