Nur, Abubakar Muhammad. “Social Changes And Conflicts In Orang Sekaum In The North Halmahera Peace Zone”. Advances in Social Sciences Research Journal 5, no. 8 (August 9, 2018). Accessed December 1, 2024. http://558368.fgnqrw60.asia/index.php/ASSRJ/article/view/4922.