Siddik, M. G., and K. . Farida Ferine. “The Role of Career Development in Improving Employee Performance”. Proceedings of the International Conference on Multidisciplinary Science (INTISARI), vol. 1, no. 3, July 2025, pp. 130-43, https://ojs.multidisciplinarypress.org/index.php/intisari/article/view/147.