Ul Haq, Fajar Riza. 2025. “Religious Organizations in the Practice of Total People’s Defense: Muhammadiyah’s Strategy in Responding to the COVID-19 Pandemic”. Jurnal Pertahanan: Media Informasi Tentang Kajian Dan Strategi Pertahanan Yang Mengedepankan Identity, Nasionalism Dan Integrity 11 (3). https://doi.org/10.33172/jp.v11i3.20117.