Selviana, Selviana, Rahmi Syafriyeti, and Rizky Lestari. “Pengaruh Pembelajaran Outdoor Terhadap Pemahaman Pada Materi Ekosistem Tumbuhan SMP NEGERI 5 Bilah Barat”. Journal of Education Research 6, no. 4 (November 1, 2025): 1014–1020. Accessed July 2, 2026. https://mail.jer.or.id/index.php/jer/article/view/2447.