Rini Octaviani Santosa, Ervin Nora Susanti, and Herni Widiyah Nasrul, “Employees’ Perceptions of the Implementation of the E-Appraisal System in Supporting Competency Development and Work Productivity at an Electronics Manufacturing Company in Batam”, al. kharaj. j. islam. econ. bus., vol. 8, no. 3, Sep. 2026.