Kelly, Thomas J., y Mwangi wa Gîthînji. «Enviromental Degradation and Poverty in Less Industrialized Nations». Frontera Norte 6, no. 1e (agosto 23, 2017): 77–89. Accedido abril 20, 2024. https://fronteranorte.colef.mx/index.php/fronteranorte/article/view/1704.