ET. AL., Mrs. Latika Tamrakar,. An Analytical Study Of Feature Extraction Techniques For Student Sentiment Analysis. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 11, p. 2900–2908, 2021. DOI: 10.17762/turcomat.v12i11.6326. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/6326. Acesso em: 15 oct. 2025.