Yangay, V., Upanisakorn, N., Phuyiachit, N. and Ubpanisakorn, W. 2026. Applying Generative Artificial Intelligence (Generative AI) to Enhance Public Sector Management Efficiency: Opportunities, Challenges, and Governance Approaches Under Digital Governance: Applying Generative Artificial Intelligence (Generative AI) to Enhance Public Sector Management Efficiency: Opportunities, Challenges, and Governance Approaches Under Digital Governance. RATANABUTH JOURNAL. 8, 2 (Aug. 2026), 649–662.