Gulo, Arnifelis, Saiful Anwar Matondang, and Pulung Sumantri. “Pemanfaatan Batu Megalitikum Di Mandrehe Nias Barat Sebagai Sumber Belajar Sejarah ”. Education & Learning 2, no. 2 (September 4, 2022): 159–165. Accessed March 11, 2026. https://jurnal.medanresourcecenter.org/index.php/EL/article/view/503.