BAUER, P. The widening gap. PSL Quarterly Review, [S. l.], v. 24, n. 98, 2014. DOI: 10.13133/2037-3643/12871. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/12871. Acesso em: 28 jan. 2023.