1. M. L. Goia, N. Golovanov, V. Vernescu. Users of electricity supplied at low voltage (in Romanian, Utilizatori de energie electrica alimentati la joasa tensiune), Editor AGIR, 2011
2. International Electrotechnical Commission (IEC) -Official website: https://www.iec.ch/ (accessed on 04/20/2024).
3. European Committee for Electrotechnical Standardization (CENELEC) – Official website: https://www.cencenelec.eu/ (accessed on 04/20/2024).
4. The IEC61000 Series Standard – Available online: https://webstore.iec.ch/publication/4155 (accessed on 04/22/2024).
5. Institute of Electrical and Electronics Engineers (IEEE) - Official website: https://www.ieee.org/ (accessed on 04/22/2024).