Education for Ecological Awareness. Based on research of periodicals devoted to nature in the II Republic of Poland (1918-1939) on the example of a "Free Addition to natural sciences monthly for youths Orli Lot [Eagle Flight] devoted to the environmental . Kwartalnik Naukowy Fides et Ratio, [S. l.], v. 50, n. 2, p. 42–49, 2022. DOI: 10.34766/fetr.v50i2.1067. Disponível em: https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/1067. Acesso em: 7 jun. 2025.