SHIRAMSHETTY GOUTHAMI, DR. NAGARATNA P HEGDE. A Survey on Challenges and Techniques of Sentiment Analysis. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 6, p. 4510–4515, 2021. DOI: 10.17762/turcomat.v12i6.8437. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/8437. Acesso em: 29 may. 2024.