Bozaghian Bäckman,M. Rebbling,A. Kuba,M. Larsson,S. H. Skoglund,N. Bed material performance of quartz, natural K-feldspar, and olivine in bubbling fluidized bed combustion of barley straw. 2024. Fuel. 364. 130788. 10.1016/j.fuel.2023.130788