Baskys, A., V. Bleizgys, and V. Gobis. “The Impact of Output Voltage Modulation Strategies on Power Losses in Inverter”. Elektronika Ir Elektrotechnika, vol. 94, no. 6, July 2009, pp. 47-50, https://eejournal.ktu.lt/index.php/elt/article/view/10103.