SIREGAR, K. C. N.; HAMKA. Analisis Pelaksanaan Pembelajaran Abad 21 di SDN 100213 Kampung Lalang Kabupaten Tapanuli Selatan . ARMADA : Jurnal Penelitian Multidisiplin, [S. l.], v. 4, n. 6, p. 1662–1669, 2026. DOI: 10.55681/armada.v4i6.2498. Disponível em: https://ejournal.45mataram.ac.id/index.php/armada/article/view/2498. Acesso em: 4 jul. 2026.