FILIPPUCCI, C. Statistical sources and statistical system in the information society. Statistica, [S. l.], v. 71, n. 2, p. 189–211, 2011. DOI: 10.6092/issn.1973-2201/3611. Disponível em: https://rivista-statistica.unibo.it/article/view/3611. Acesso em: 1 feb. 2023.