OMAY, Rabia Ece. The Relationship between Environment and Income: Regression Spline Approach. International Journal of Energy Economics and Policy, [S. l.], v. 3, n. S, p. 52–61, 2013. Disponível em: https://econjournals.com./index.php/ijeep/article/view/575. Acesso em: 22 nov. 2024.