Ibrahim, Dr.Mustafa M., and Basim Talib Kadhim. “A Novel Topology of Zero-Current Transition (ZCT) Voltage-Source PWM Three-Phase Inverter”. Iraqi Journal for Electrical and Electronic Engineering, vol. 1, no. 1, Jan. 2002, pp. 59-75, https://doi.org/10.37917/ijeee.1.1.5.