PÉREZ CASTROVIEJO, P. M. The Social Welfare in Biscay: origin and development of the first social insurances, 1900-1936. Revista de Historia Industrial — Industrial History Review, [S. l.], v. 20, n. 45, p. 43–78, 2017. DOI: 10.1344/rhi.v20i45.20787. Disponível em: https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/20787. Acesso em: 17 oct. 2024.