RIZKA HIDAYAH HUSIN LUBIS. Analysis of Learning Difficulties in Renewable and Non-Renewable Energy Sources in Science Subjects for Class III Students at SD It Nur Ihsan Medan. Formosa Journal of Applied Sciences, [S. l.], v. 2, n. 3, p. 413–420, 2023. DOI: 10.55927/fjas.v2i3.3405. Disponível em: https://journal.formosapublisher.org/index.php/fjas/article/view/3405. Acesso em: 1 may. 2026.