Analysis and Design of an Electronic On-Load Tap Changer Distribution Transformer for Automatic Voltage Regulation. - Josemar de Oliveira Quevedo; Fabricio Emmanuel Cazakevicius; Rafael Concatto Beltrame; Tiago Bandeira Marchesan; Leandro Michels; Cassiano Rech; Luciano Schuch (IEEE Trans. Ind. Electron., 2017)