1. The growth of power electronics in electrical power transmission systems
2. Directions of research on electric power quality
3. A survey of harmonic voltages and currents at the customer's bus
4. International Electrotechnical Commission, Testing and measurement techniques, Section 7, General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto, Publication 1000-4-7, Geneva, 1991
5. International Electrotechnical Commission, Disturbances in supply system caused by household appliances and similar electrical equipment, Part 1, Definitions, Part 2, Harmonics, Part 3, Voltage fluctuations. Publication 555 (555–1, 555–2, 555–3), Geneva, 1982