Bjelić, S. and Popović, G. (2009) “Flexibility Equipment of Protection, Control and Measure for Mean and Low Electrical Network in Power Transformation Substations”, Elektronika ir Elektrotechnika, 92(4), pp. 27-32. Available at: https://eejournal.ktu.lt/index.php/elt/article/view/10220 (Accessed: 24April2024).