Influence of the Ecological State of the Environment on COVID-19 Distributions. University Scientific Notes, [S. l.], n. 3-4 (75-76), p. 92–100, 2020. DOI: 10.37491/UNZ.75-76.10. Disponível em: https://unz.univer.km.ua/index.php/unz/article/view/75-76_92-100. Acesso em: 30 jan. 2026.