KÓNYA, György. Environmental education contents in textbooks and output regulators for high school education. Journal of Applied Technical and Educational Sciences, [S. l.], v. 8, n. 1, p. 36–51, 2018. DOI: 10.24368/jates.v8i1.22. Disponível em: https://www.jates.org/index.php/jatespath/article/view/22. Acesso em: 4 may. 2025.