WIDIANTO, Kasiatin. Historical Studies of Christian Education and Its Implementation in the Industrial Revolution 4.0. Jurnal Didaskalia, [S. l.], v. 4, n. 1, p. 13–23, 2021. DOI: 10.33856/didaskalia.v4i1.208. Disponível em: https://www.jurnal.sttii-surabaya.ac.id/index.php/didaskalia/article/view/208. Acesso em: 18 oct. 2026.