RIANTO, A.; PRATAMA, A. R. SENTIMENT ANALYSIS OF COVID-19 VACCINATION POSTS ON FACEBOOK IN INDONESIA WITH CROWDTANGLE. Jurnal Riset Informatika, [S. l.], v. 3, n. 4, p. 353–362, 2021. DOI: 10.34288/jri.v3i4.101. Disponível em: https://ejournal.kresnamediapublisher.com/index.php/jri/article/view/101. Acesso em: 3 apr. 2026.