OKAH-TIM ELEGANT JOY. Assessment of the impact of outdoor classrooms in environmental education in Nigeria. Journal of Environmental Impact and Management Policy, [S. l.], v. 4, n. 01, p. 1–6, 2024. DOI: 10.55529/jeimp.41.1.7. Disponível em: https://hmjournals.com/journal/index.php/JEIMP/article/view/3257. Acesso em: 25 oct. 2026.