RAVIKUMAR, Velusamy; CHANDRAKUMARMANGALAM, S. Impoverishment – The Threat for Sustainable Developments in Developing Countries. Problemy Ekorozwoju, [S. l.], v. 11, n. 2, p. 105–111, 2016. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4949. Acesso em: 21 nov. 2024.