Oliveira, A.V. de, Alexandre, G.G. , Komesu, F., Assis, J.A. y Fluckiger, C. 2024. Discursive authority in COVID-19 vaccination fact-checking: the case of @butantanoficial on Instagram: the case of @butantanoficial on Instagram. Revista do GEL. 20, 3 (jul. 2024), 213–236. DOI:https://doi.org/10.21165/gel.v20i3.3584.