The burning of inferior coals in fluidized beds - the National Fluidized Bed Combustion Boiler. Clean Air Journal, [S. l.], v. 6, n. 4, 1983. DOI: 10.17159/caj/1983/6/4.7261. Disponível em: https://cleanairjournal.org.za/article/view/7261. Acesso em: 13 nov. 2024.