SUTANTRI SUTANTRI. Effectiveness of Using AI-Based Chatbots in Increasing Customer Engagement. OPTIMAL Jurnal Ekonomi dan Manajemen, [S. l.], v. 5, n. 2, p. 662–671, 2025. DOI: 10.55606/optimal.v5i2.6516. Disponível em: https://researchhub.id/index.php/optimal/article/view/6516. Acesso em: 22 jul. 2025.