“ENERGY LOSS ESTIMATION IN COMBUSTION CHAMBER AND HEAT TRANSFER ZONES OF A COAL FIRED BOILER”. International Journal of Advance Engineering and Research Development (IJAERD) 3, no. 2 (February 25, 2016): 96–102. Accessed August 7, 2025. https://www.ijaerd.org/index.php/IJAERD/article/view/1232.