G. Tondang, I. H. Perangin-angin, S. R. Sitindaon, and E. M. A. Sihombing, “Family Disaster Preparedness Level in Sihikkit Village, Onan Ganjang District, 2026”, Media Ilm Kesehat Indones, vol. 4, no. 3, pp. 228–234, Sep. 2026.