RICCI, Fabio; SAES, Alexandre. Electric Power in the Paraíba Valley, Brasil: Companies; Entrepeneurs and the State in the Construction of the Electric Power Sector (1900-1970). Apuntes. Social Sciences Journal, [S. l.], v. 42, n. 77, p. 161–186, 2015. DOI: 10.21678/apuntes.77.742. Disponível em: https://revistas.up.edu.pe/apuntes/article/view/742. Acesso em: 13 sep. 2026.