Ahmadong, and Khamam Khosiin. “Manajemen Sekolah Lingkar Tambang PT Berau Coal (Studi Kasus Pada Sekolah Binaan PT Berau Coal)”. Jurnal Ilmiah Multidisiplin Keilmuan Mandira Cendikia 2, no. 8 (February 4, 2024): 1–23. Accessed October 23, 2025. https://journal.mandiracendikia.com/index.php/mdi/article/view/973.