A. Solitario, “Workplace Optimism, Self-Efficacy, and Job Performance in a Call Center in Bacolod City”, Int. Multidiscip. J. Res. Innov. Sustain. Excell. , vol. 2, no. 8, pp. 67–76, Aug. 2025, Accessed: Aug. 26, 2026. [Online]. Available: https://risejournals.org/index.php/imjrise/article/view/1380