ALVARADO HUAMAN, Brayan Junior Jhonatan; SAENZ CABANILLAS, Anibal German; SIERRA-LIÑAN, Fernando. AI-powered chatbot integrated with WhatsApp for automatic invoice generation in a service company. LACCEI, [S. l.], v. 2, n. 13, 2025. DOI: 10.18687/LEIRD2025.1.1.802. Disponível em: https://proceedings.laccei.org/index.php/laccei/article/view/4988. Acesso em: 18 may. 2026.