SINAGA, A. I. IMPLIKASI REVOLUSI INDUSTRI 4.0 DAN PERKEMBANGAN TARJIH MUHAMMADIYAH TAHUN 2015-2020. Cemara Education and Science, [S. l.], v. 1, n. 1, p. 5–14, 2023. DOI: 10.62145/ces.v1i1.2. Disponível em: https://cemarajournal.com/journal/index.php/ces/article/view/2. Acesso em: 14 aug. 2026.