Deep learning for selection of numerical options by voice as tools for chatbot. COLOMBIAN JOURNAL OF ADVANCED TECHNOLOGIES, [S. l.], v. 1, n. 45, p. 74–81, 2025. DOI: 10.24054/rcta.v1i45.3044. Disponível em: https://ojs.unipamplona.edu.co/index.php/rcta/article/view/3044. Acesso em: 27 oct. 2025.