HARBOLA, A. . Design and Implementation of an AI Chatbot for Customer Service. Mathematical Statistician and Engineering Applications, [S. l.], v. 70, n. 2, p. 1295–1303, 2021. DOI: 10.17762/msea.v70i2.2321. Disponível em: https://www.philstat.org/index.php/MSEA/article/view/2321. Acesso em: 10 may. 2024.