Yuvira Herninda, Elsi, Rahmawati Rahmawati, and Jon Aswan. “Strategic Approaches to Enhancing Employee Performance in Leadership Communication and Protocol Functions”. Journal Science Administration, Innovations, and Public Service Development 2, no. 1 (March 25, 2024): 86–103. Accessed October 1, 2026. https://journal.ubl.ac.id/index.php/j-administration/article/view/244.