Muammar, Ahda, Munawir, Dimas Harianto, Salsabilla Febiola, and Muhammad Rifqi Ramadhan. 2023. “Design of the Langsa City BPBD Panic Button Application for Langsa City Flood Disaster Preparedness”. J-Dinamika : Jurnal Pengabdian Masyarakat 8 (3):506-10. https://doi.org/10.25047/j-dinamika.v8i3.3978.