Ginting, Kalvin. “NALYSIS OF SCHOOL CITIZENS’ PREPAREDNESS IN FACING THE Eruption Disaster of Mount Sinabung at SMA NEGERI 1 TIGANDERKET KARO DISTRICT”. JURNAL PENELITIAN PENDIDIKAN SOSIAL HUMANIORA 9, no. 2 (November 28, 2024): 188-195. Accessed January 2, 2025. https://jurnal-lp2m.umnaw.ac.id/index.php/JP2SH/article/view/3180.