Cross-Domain Personalized Recommendation Model for Smart City Services Based on Multi-Source Data Fusion and Context-Aware Retrieval. International Journal of Artificial Intelligence Engineering and Systems, [S. l.], v. 1, n. 2, 2026. Disponível em: https://www.ijaies.org/index.php/home/article/view/105. Acesso em: 12 sep. 2026.