Suraedi, Daral, Jessica Sjah, Nuraziz Handika, Jonbi, and Ahmad Ashari. 2025. “Sustainable Cement Development Using Palm Oil Boiler Ash: Mechanical and Microstructural Evaluation”. Science and Technology Indonesia 10 (4):1188-97. https://doi.org/10.26554/sti.2025.10.4.1188-1197.