Sefriyansyah, D., Sapri, S., Mahdalena, D. and Sartika, D. 2026. Data Mining, Decision Tree, C4.5, Community Satisfaction Index. Jurnal Media Computer Science. 5, 3 (Jul. 2026), 1013-1020. DOI:https://doi.org/10.37676/jmcs.v5i3.11541.