Andre de Sousa and Karin Becker. 2021.
 Pro/Anti-vaxxers in Brazil: a temporal analysis of COVID vaccination stance in Twitter. In <em>Anais do IX Symposium on Knowledge Discovery, Mining and Learning</em>, outubro 04, 2021, Rio de Janeiro, Brasil. SBC, Porto Alegre, Brasil, 105-112. DOI: <a href="https://doi.org/10.5753/kdmile.2021.17467">https://doi.org/10.5753/kdmile.2021.17467</a>.