Affandy, A., S. Rahayu, and E. Erwansyah. “Analysis of Transformational Leadership and Work Stress on Employee Performance With Job Satisfaction As A Mediating Variable at The Tax Service Office Pratama Medan Belawan”. Jurnal Fokus Manajemen, Vol. 6, no. 2, May 2026, pp. 817-24, doi:10.37676/jfm.v6i2.11407.