Ahmed, M. S., Urmi, S. A., Rahman, M. Y., Ahamed, R., Hossain, S. and Uddin, M. B. (2026) “The Impact of Mental Health on Employee Productivity: Mediating Roles of Job Engagement and Cognitive Functioning”, Sinergi International Journal of Management and Business, 4(1), pp. 16–26. doi: 10.61194/ijmb.v4i1.926.