JIMÉNEZ MONTOYA, C. I.; QUIROGA ZAPATA, S. P.; LOZANO, D. Observatory consolidation of environmental education for Sustainability of Risaralda. Ciencias Espaciales, [S. l.], v. 10, n. 2, p. 114–135, 2018. DOI: 10.5377/ce.v10i2.5899. Disponível em: https://camjol.info/index.php/CE/article/view/5899. Acesso em: 2 jul. 2024.