Twitter Sentiment Analysis on Worldwide COVID-19 Outbreaks. Kurdistan Journal of Applied Research, [S. l.], v. 5, n. 3, p. 54–65, 2020. DOI: 10.24017/covid.8. Disponível em: https://kjar.spu.edu.iq/index.php/kjar/article/view/512.. Acesso em: 8 aug. 2025.