Nur Hikmah Aulia, and Firman Fauzi. “Optimizing Employee Performance through Work Ethic, Work-Life Balance, and Flexibility in Eastern Indonesia’s Mining Sector”. International Journal of Integrative Sciences 4, no. 7 (July 28, 2025): 1661–1674. Accessed April 22, 2026. https://mryformosapublisher.org/index.php/ijis/article/view/439.