Groundedness-Aware Retrieval in Government Document Chatbots: Systematic Literature Review and Semantic Alignment Score (SAS) Formulation. ITEGAM-JETIA, [S. l.], v. 12, n. 58, p. 242–257, 2026. DOI: 10.5935/jetia.v12i58.3013. Disponível em: https://itegam-jetia.org/journal/index.php/jetia/article/view/3013. Acesso em: 22 oct. 2026.