Topic Modelling and Sentiment Analysis of AI-driven Circular Procurement practices. Proceedings of Smart and Sustainable Built Environment Conference Series, [S. l.], v. 2025, p. 420–429, 2025. DOI: 10.66408/sasbe.2025.2731. Disponível em: https://isasbec.abc2.net/index.php/sasbe/article/view/2731. Acesso em: 29 apr. 2026.