FEBRIAN, W. D.; PERMATASARI, R.; SANI, I. Concepts of Transformational Leadership, Self-efficacy, and Employee Engagement on Employee Performance . International Journal of Global Sustainable Research, [S. l.], v. 1, n. 2, p. 225–240, 2023. DOI: 10.59890/ijgsr.v1i2.649. Disponível em: https://journal.multitechpublisher.com/index.php/ijgsr/article/view/649. Acesso em: 12 may. 2026.