1. State Standard 19431-84: Power and electrification. Terms and definitions. Collection of standards (2005). Standartinform Publ., Moscow, pp. 66–73
2. State Standard 29322–2014 (IEC 60038:2009) Standard voltages (2015). Standartinform Publ., Moscow, 13 p.
3. State Standard 32144–2013 (EN 50160:2010) Electric energy. In: Electromagnetic Compatibility of Technical Equipment. Power Quality Limits in the Public Power Supply Systems (2014). Standartinform Publ., Moscow, 20 p.
4. State Standard 30331.1–2013 (IEC 60364–1:2005) Low-voltage electrical installations. In: Part 1: Fundamental Principles, Assessment of General Characteristics, Definitions (2014). Standartinform Publ., Moscow, 46 p.
5. State Standard 30804.4.30–2013 (IEC 61000–4–30:2008) Electric energy. In: Electromagnetic Compatibility of Technical Equipment. Power Quality Measurement Methods (2014). Standartinform Publ., Moscow, 58 p.