Fauzi MAR. Chemical Characterization and Categorization of Fly Ash Waste from PT Indonesia Power II Cilacap: An XRF Analysis. ijins [Internet]. 2023Jul.31 [cited 2024Nov.21];23:10.21070/ijins.v24i.954. Available from: https://ijins.umsida.ac.id/index.php/ijins/article/view/954