LEVCHYK, Iryna; CHAIKOVSKA, Hanna; YANKOVYCH, Oleksandra; ROZHKO-PAVLYSHYN, Tetiana. Formation of sustainable development competencies in primary school children. Journal of Education Culture and Society, [S. l.], v. 12, n. 2, p. 341–360, 2021. DOI: 10.15503/jecs2021.2.341.360. Disponível em: https://www.jecs.pl/index.php/jecs/article/view/1367. Acesso em: 21 jan. 2025.