M. Irfan Maulana. “Peran Buruh Kereta Api Surabaya Dalam Revolusi Kemerdekaan”. Nusantara Journal of Multidisciplinary Science, vol. 3, no. 7, Feb. 2026, pp. 1075-83, https://jurnal.intekom.id/index.php/njms/article/view/1944.