Husain, F., R. Yulia, A. Syaifudin, S. Karyadi, and A. R. Alatas. “Human Resource Development in Increasing Work Productivity”. International Journal Of Education, Social Studies, And Management (IJESSM), vol. 5, no. 2, June 2025, pp. 845-50, doi:10.52121/ijessm.v5i2.794.