1. IEC. Electromagnetic Compatibility (EMC) - Part 3–7: Limits-Assessment of Emission Limits for the Connection of Fluctuating Installations to MV, HV and EHV Power Systems. IEC 61000–3-7, second edition of CAN/CSA-C61000-3-7/2008, 2008
2. IEC. Electromagnetic compatibility (EMC) - Part 2–2: Environment-Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems. IEC 61000–2-2, IEC 61000-2-2:2002+AMD1:2017+AMD2:2018 CSV, Consolidated version, 2018
3. IEC. Electromagnetic compatibility (EMC), Part 4–30: Testing and measurement techniques- Power quality measurement methods. IEC 61000–4-30 ver. III, IEC 61000-4-30:2015/AMD1:2021, Amendment 1, TC 77/SC 77A Additional information, ISBN 978-2-8322-2324-6, 2021
4. SR EN 50160, Voltage characteristics of electricity supplied by public distribution systems. Standard EN 50160:1999, rev.2009; Romania, 2009
5. IEC. Electromagnetic compatibility (EMC) - Part 3–13: Limits-Assessment of emission for the connection of unbalanced installationa to MV, HV and EHV power systems. 61000-3-13, (Adopted IEC/TR 61000-3-13:2008, first edition, 2008-02), CAN/CSA-C61000-3-13-09 (R2017), 2017