Documentary study: importance of environmental education in basic education. Iberoamerican Environment & Sustainability Journal, [S. l.], v. 3, n. 1, p. 6–14, 2020. DOI: 10.46380/rias.v3i1.4. Disponível em: https://rias.unesum.edu.ec/index.php/revista/article/view/4. Acesso em: 14 mar. 2026.