1. Maniktala, S.: Switching Power Supplies A to Z. Elsevier, Singapore Pre Ltd (2008)
2. Billings, K.: Switching Power Supply Handbook, 2nd edn. McGraw-Hill Companies, Inc. (1999)
3. Part 18– Industrial, science, and Medical Equipment. FCC, July 18(1975)
4. CISPR61000-6-3:Emission standard for residential, commercial and light-industrial environment (1996)
5. IEC555: part 1: Definitions (IEC Publication 555-1, Guide); Part 2: Harmonics (IEC Publication 555-2, Standard); and Part 3: Voltage fluctuations and flicker (IEC Publication 555-3, Standard)