J.J., J., Nugraha, D., Rustamli, D., Muslimin, M. and Hasan, A.R. 2022. Improving Performance of Fly Ash Pump in Coal Boilers. INTERNATIONAL JOURNAL ENGINEERING AND APPLIED TECHNOLOGY (IJEAT). 2, 1 (Jun. 2022), 1–10. DOI:https://doi.org/10.52005/ijeat.v2i1.13.