Nugroho, Alnico Imam. “From Mindset to Management: How Psychological Capital Shapes Student Leaders’ Managerial Functions ”. Journal of Office Administration : Education and Practice 5, no. 3 (November 30, 2025): 167–186. Accessed February 18, 2026. https://ejournal.unesa.ac.id/index.php/joa/article/view/73453.