Lukuaka, Defrida Suzana. “Batak Local Wisdom: Foundation for Disaster Mitigation and Human-Nature Harmony in North Sumatra ”. Renai 12, no. 1 (January 31, 2026): 34–50. Accessed February 10, 2026. https://renai-journal.percik.or.id/index.php/renai/article/view/84.