Phase-shifting transformers of round shape used for multi-module inverters. - Tiejun Wang; Fang Fang; Xiaoyi Jiang 002; Xiang Rao (ISIE, 2012)

Performance and Design Analysis on Round-Shaped Transformers Applied in Rectifier Systems. - Tiejun Wang; Fang Fang; Xiaoyi Jiang 002; Kaiyue Wang; Lv Yang (IEEE Trans. Ind. Electron., 2017)