Astianto, F. F.; Samadhi, T. W.; Wulandari, W. Prediction of Thermodynamic Simulation of Ash Behavior in Biomass Co-Firing: Eichhornia Crassipes, Calliandra Calothyrsus, and Gliricidia Sepium in Pulverized Coal Boilers Using FactSage. IGSC 2025, 5.