Roncero-Clemente, C. et al. 2016. New Operation Strategy for a Grid-Connected Three-Phase Three-Level NPC qZS Inverter Based on Power Losses. Elektronika ir Elektrotechnika. 22, 3 (Jun. 2016), 60–65. DOI:https://doi.org/10.5755/j01.eie.22.3.15316.