THE RELEVANCE OF SUSTAINABILITY IN CONTEMPORARY WORLD. TRAKIA JOURNAL OF SCIENCES, [S. l.], v. 23, n. Supplement 2, p. 9, 2025. DOI: 10.15547/tjs.2025.s.02.034. Disponível em: https://tjs.trakia-uni.bg/index.php/tjs/article/view/197.. Acesso em: 22 oct. 2025.