Mutaqin, Adiksa Insan, and Mochammad Chaerul. “Characterization of Fly Ash from Coal-Fired Steam Power Plant Tarahan, Lampung, and Its Potential As a Soil Amendment”. Applied Research in Science and Technology 5, no. 2 (October 6, 2025). Accessed October 7, 2025. https://areste.org/index.php/oai/article/view/80.