WIDYAYULIANTO, M. R.; SUSANTY, M.; IRAWAN, A. Sentiment Analysis Terhadap Tulisan Mengenai Universitas Pertamina Di Media Sosial Twitter. PETIR, [S. l.], v. 15, n. 2, p. 276–286, 2022. DOI: 10.33322/petir.v15i2.1197. Disponível em: http://jurnal.itpln.ac.id/petir/article/view/1197. Acesso em: 20 apr. 2025.