TURNIP, Herman Alfredo et al. Penerapan Model PAKEM Pada Kursus Bimbingan Belajar Gratis di SD Karya Bhakti Medan. Indonesia Berdaya, [S. l.], v. 3, n. 2, p. 205–210, 2022. DOI: 10.47679/ib.2022203. Disponível em: https://ukinstitute.org/journals/ib/article/view/3203. Acesso em: 3 jul. 2026.