Martins Filho , J.A. e Shuen , L.-C. 2021. FACT-CHECKING IN A CRUMBLING DEMOCRACY: Implementation of “Sem Migué” platform during local elections in São Luís. Revista Observatório . 7, 3 (jul. 2021), a5en. DOI:https://doi.org/10.20873/uft.2447-4266.2021v7n3a5en.