Tama, Heka Ria, Huwaida Zahra Mansyriah, Indi Djastuti, and Edy Rahardja. “The Leverage of Psychological Capital: A Conservation of Resources Theory Perspective”. Economic and Business Horizon 4, no. 2 (May 30, 2025): 279–290. Accessed May 1, 2026. https://journal.lifescifi.com/index.php/ebh/article/view/640.