D. C. do Nascimento and S. S. Chacon, “Sustainability in the Cariri metropolitan region: analysis from the millennium development goals - MDGs”, S&N, vol. 28, no. 3, Dec. 2016, Accessed: Jan. 09, 2026. [Online]. Available: https://seer.ufu.br/index.php/sociedadenatureza/article/view/31520