Purwanto, M. Bambang, Rudi Hartono, and Sri Wahyuni. “Essential Skills Challenges for the 21st Century Graduates: Creating A Generation of High-Level Competence in The Industrial Revolution 4.0 Era”. Asian Journal of Applied Education (AJAE) 2, no. 3 (July 31, 2023): 279–292. Accessed May 10, 2026. https://journal.formosapublisher.org/index.php/ajae/article/view/3972.