REZA RYAN SAPUTRA SYUKRI; EDY SUISNO. Sejarah Pertambangan Batubara Sawahlunto Dalam Film Dokumenter ”Tambang Asa”. Nusantara Journal of Multidisciplinary Science, [S. l.], v. 2, n. 4, p. 973–981, 2024. Disponível em: https://jurnal.intekom.id/index.php/njms/article/view/912. Acesso em: 14 jan. 2025.