HUBA, M. Silent and collaborating intellectual elite (including scientists). Envigogika, Praha, Czech Republic, v. 6, n. 3, 2011. DOI: 10.14712/18023061.348. Disponível em: https://www.envigogika.cuni.cz/index.php/Envigogika/article/view/348. Acesso em: 29 oct. 2020.