Iffani, Maulida, Ardya Yunita Putri, and Eta Nur Efendi. “Bantul Integrated Sirine System (BISS) As a Bantul Regency Preparedness in Dealing With Tsunami Hazard”. Sumatra Journal of Disaster, Geography and Geography Education 1, no. 2 (December 8, 2017): 72–78. Accessed November 2, 2026. http://sjdgge.ppj.unp.ac.id/index.php/Sjdgge/article/view/88.