Silva Junior, Waldomiro Lourenço. “On the Edge of Slavery: A Global View on Debates over Coartados in Cuba (1856) and Statuliberi in Brazil (1857)”. Revista De História, no. 179, June 2020, pp. 01-33, https://doi.org/10.11606/issn.2316-9141.rh.2020.153407.