1. Nave, M.J.: ‘Power line filter design for switched-mode power supplies’, (Van Nostrand Reinhold USA 1991)
2. Diagnosis and reduction of conducted noise emissions
3. Smith, J.: ‘Modern communication circuits’, (McGraw Hill USA 1986)
4. EN 55022: ‘Limits and methods of measurement of radio disturbance characteristics of information technology equipment’ (British Standards Institution, 1998)