OLŠOVSKÝ, J. A thinking and non-technical approach to issues, their safeguarding and the thoughtful (poetic) handling of them. Envigogika, Praha, Czech Republic, v. 8, n. 3, 2013. DOI: 10.14712/18023061.389. Disponível em: https://www.envigogika.cuni.cz/index.php/Envigogika/article/view/389. Acesso em: 29 oct. 2020.