An Increasing of the Thermal and Internal Efficiency for Steam Power Plant by Using the Best Economic Method. Tikrit Journal of Engineering Sciences, [S. l.], v. 22, n. 2, p. 62–73, 2015. DOI: 10.25130/tjes.22.2.08. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/339.. Acesso em: 10 sep. 2026.