Saputra, Yulian, and Muhammad Azmi. “LATAR ALAM GEOMORFOLOGIS PERISTIWA PERANG GERILYA JENDERAL BESAR SUDIRMAN (1948-1949)”. Langgong: Jurnal Ilmu Sosial dan Humaniora 1, no. 1 (August 31, 2021): 10–22. Accessed March 14, 2025. https://jurnal.fkip.unmul.ac.id/index.php/langgong/article/view/531.