PENA-SANCHEZ, Rolando. Global Tendency of Carbon Dioxide (CO2) per GDP as a Measure of the Environmental/Economic Risk Density. European Journal of Applied Sciences, [S. l.], v. 11, n. 6, p. 362–371, 2024. DOI: 10.14738/aivp.116.16109. Disponível em: https://scholarpublishing.org/journals/index.php/EJAS/article/view/8599. Acesso em: 30 may. 2026.