REYES PINEDA, Henry; CARDONA HERNÁNDEZ., Leidy Carolina. Environmental education as a necessary strategy for planning new regional approaches in the department of Meta. Sophia, [S. l.], v. 11, n. 2, p. 169–184, 2015. Disponível em: https://revistas.ugca.edu.co/index.php/sophia/article/view/350. Acesso em: 8 nov. 2026.