Power Flow Control using Phase Shift Transformers. Tikrit Journal of Engineering Sciences, [S. l.], v. 17, n. 1, p. 10–15, 2010. DOI: 10.25130/tjes.17.1.02. Disponível em: https://tj-es.com/ojs/index.php/tjes/article/view/536.. Acesso em: 10 sep. 2026.