Preventive orientation of the systems of pre-school education in foreign countries. Environment & Health, [S. l.], v. 78, n. 2, p. 54–58, 2016. DOI: 10.32402/dovkil2016.02.054. Disponível em: https://dovkil-zdorov.kiev.ua/journal/article/view/552. Acesso em: 26 apr. 2026.