ENERGY LOSS ESTIMATION IN COMBUSTION CHAMBER AND HEAT TRANSFER ZONES OF A COAL FIRED BOILER. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 3, n. 2, p. 96–102, 2016. Disponível em: https://www.ijaerd.org/index.php/IJAERD/article/view/1232. Acesso em: 7 aug. 2025.