Silalahi, Meschac Timothee, Darharta Dahrin, Dadi Abdurrahman, and Adrin Tohari. “Identification of Liquefaction-Potential Zones Using the Gravity Method in Lolu Village, Central Sulawesi”. Jurnal Penelitian Pendidikan IPA 9, no. 8 (August 25, 2023): 6206–6212. Accessed April 11, 2025. https://jppipa.unram.ac.id/index.php/jppipa/article/view/4830.