ANNE , Dan O.; CHEPKEMOI, Agnes; MAINA, Elizaphan. Automatic Student Affective State Detection from Plain Text. International Journal of Formal Sciences: Current and Future Research Trends, Jordan, v. 10, n. 01, p. 41–60, 2021. Disponível em: https://ijfscfrtjournal.isrra.org/Formal_Sciences_Journal/article/view/554. Acesso em: 21 sep. 2025.