Hamdani, A.H., Haryanto, A.D. and Iqbal, M. 2022. COAL STRUCTURAL CHARACTERISTICS OF BAYAH FORMATION BASED ON X-RAY DIFFRACTION ANALYSIS. International Journal of Research -GRANTHAALAYAH. 10, 2 (Feb. 2022), 28–34. DOI:https://doi.org/10.29121/granthaalayah.v10.i2.2022.4495.