SUIETNOV, Y. International legal obligations of Ukraine for the conservation and res-toration of natural ecosystems and the implementation of the ecosystem ap-proach. Problems of legality, [S. l.], n. 153, p. 56–80, 2021. DOI: 10.21564/2414-990X.153.231605. Disponível em: http://plaw.nlu.edu.ua/article/view/231605. Acesso em: 5 may. 2024.