IEC 60027-1:1992, IEC 60050-111, IEC 60050-121, IEC 60050-131, ISO 31-0:1992, ISO 80000-3:2006, ISO 80000-4:2006, EN 60027-1:2006, International System of Units, 8th edition, BIPM, 2006
Units of measurement, Measurement, Quantity, Standardized parameters, SI system (metric), Symbols, Electromagnetism, Electricity, Magnetism, Mathematical symbols, Conversion (units of measurement), Formulae (mathematics), Definitions
