GIORGI, G. M.; PALLINI, A. About a general method for the lower and upper distribution-free bound on Gini’s concentration ratio from grouped data. Statistica, [S. l.], v. 47, n. 2, p. 171–184, 1987. DOI: 10.6092/issn.1973-2201/736. Disponível em: https://rivista-statistica.unibo.it/article/view/736. Acesso em: 29 apr. 2024.