BOLANLE OJOKOH; EMMANUEL ADEBISI. A Review of Question Answering Systems. Journal of Web Engineering, [S. l.], v. 17, n. 8, p. 717–758, 2019. Disponível em: https://journals.riverpublishers.com/index.php/JWE/article/view/3195. Acesso em: 7 may. 2024.