Inequality of Income and of Disutility. The Pakistan Development Review, [S. l.], v. 21, n. 1, p. pp.69–72, 1982. DOI: 10.30541/v21i1pp.69-72. Disponível em: https://thepdr.pk/index.php/pdr/article/view/586. Acesso em: 25 oct. 2025.