MUCHLIS, Esa Firmansyah; MULYANTO, Agus; SANY, Nasril; ANSYARI, Atikah Rifdah. Leveraging LangChain for Enhanced Tourism Guidance: A Retrieval-Augmented Generation Approach for SmartTour Chatbot. International Journal of Engineering Continuity, [S. l.], v. 5, n. 1, p. 139–153, 2026. DOI: 10.58291/ijec.v5i1.533. Disponível em: https://ejournal.sultanpublisher.com/index.php/ijec/article/view/533. Acesso em: 22 apr. 2026.