Sultan Baharuddin Harahap: Kiprahnya dalam Pengembangan Pendidikan Islam di Kabupaten Tapanuli Selatan. el Buhuth: Borneo Journal of Islamic Studies, [S. l.], v. 6, n. 2, p. 397–406, 2024. DOI: 10.21093/el-buhuth.v6i2.8035. Disponível em: https://journal.uinsi.ac.id/index.php/el-Buhuth/article/view/8035. Acesso em: 18 jul. 2026.