ČINČERA, J. Evaluace program Ekoškola. Envigogika, Praha, Czech Republic, v. 3, n. 2, 2008. DOI: 10.14712/18023061.30. Disponível em: https://envigogika.cuni.cz/index.php/Envigogika/article/view/30. Acesso em: 22 lis. 2024.