HOANG, Duc Sinh. Service innovation in customer intelligence from ai perspective: A smart framework for tourist customer experiences. Tạp chí Khoa học HUFLIT, [S. l.], v. 6, n. 3, p. 53, 2021. Disponível em: https://vjst.net/index.php/hjs/article/view/50. Acesso em: 15 tháng 10. 2025.