Rozaq MF. The Effect of Metal Oxide Content on Ash Fusion Temperature (AFT) and Determination of Coal Slagging and Fouling Indices. JISS [Internet]. 2025Oct.14 [cited 2025Dec.26];6(10):3193-20. Available from: https://www.jiss.publikasiindonesia.id.solusipublish.com/index.php/jiss/article/view/1910