Velychko, Oleh, Sergii Shevkun, Tetyana Gordiyenko, and Maryna Dobrolyubova. “Metrological Traceability of Impedance Parameter Measurements in Ukraine”. Eastern-European Journal of Enterprise Technologies 4, no. 9 (94) (July 27, 2018): 43–49. Accessed May 1, 2024. https://journals.uran.ua/eejet/article/view/139689.