Performance Enhancement of a Darrieus Vertical Axis Wind Turbine using Divergent Ducting System. Tikrit Journal of Engineering Sciences, [S. l.], v. 25, n. 3, p. 58–66, 2018. DOI: 10.25130/tjes.25.3.10. Disponível em: https://tj-es.com/ojs/index.php/tjes/article/view/89.. Acesso em: 10 sep. 2026.