KOVAL, Viktor; MIKHNO, Inesa. Ecological sustainability preservation of national economy by waste management methods. Economics Ecology Socium, [S. l.], v. 3, n. 2, p. 30–40, 2019. DOI: 10.31520/2616-7107/2019.3.2-4. Disponível em: https://ees-journal.com/index.php/journal/article/view/101. Acesso em: 9 jun. 2026.