OSPINA GIL, Rubén Darío; GIRALDO TORRES, Oscar De Jesús. APPROACH TO THE CONCEPTS OF POVERTY AND INCOME DISTRIBUTION. Semestre Económico, [S. l.], v. 8, n. 15, p. 47–61, 2014. Disponível em: https://revistas.udem.edu.co/index.php/economico/article/view/1112. Acesso em: 19 jun. 2026.