OTT, Silver; ROASTO, Indrek; VINNIKOV, Dmitri; LEHTLA, Tõnu. Analytical and Experimental Investigation of Neutral Point Clamped Quasi-Impedance-Source Inverter. Electrical, Control and Communication Engineering, Riga, Latvia, v. 29, n. 1, p. 113–118, 2011. DOI: 10.2478/v10144-011-0019-5. Disponível em: https://ecce-journals.rtu.lv/ecce/article/view/v10144-011-0019-5.. Acesso em: 7 mar. 2026.