Bozovic, Jelena, and Ivan Bozovic. “Research and Improvement of Employee Motivation in Mining Companies: A Case Study of ‘Ibarski Rudnici’, Serbia”. International Review of Management and Marketing 9, no. 2 (March 3, 2019): 1–11. Accessed May 12, 2025. https://mail.econjournals.org.tr/index.php/irmm/article/view/7464.