Sentiment Analysis and Machine Learning Classification of COVID-19 Vaccine Tweets: Vaccination in the Shadow of Fear-Trust Dilemma. Informatica, [S. l.], v. 47, n. 1, 2023. DOI: 10.31449/inf.v47i1.4055. Disponível em: https://www.informatica.si/index.php/informatica/article/view/4055. Acesso em: 25 jun. 2026.