Sharifi, Rouhollah, and Saeed Sadeghian Gharaghieh. “The Effect of Leadership Narcissism on Organizational Citizenship Behavior: The Mediating Roles of Perceived Internal State and Need for Self-Esteem (Case Study: Eshtehard Municipality Organization)”. Journal of Resource Management and Decision Engineering, vol. 5, no. 3, May 2026, pp. 1-18, https://journalrmde.com/index.php/jrmde/article/view/462.