Lasyatta Syaifullah, Hasan Maksum, Waskito, Rifdarmon, and Iffarial Nanda. 2026. “Fostering 21st Century Skills through the Merdeka Curriculum: The Mediating Role of Self-Directed Learning and Student Engagement at a Faculty of Engineering in West Sumatra”. Journal of Interdisciplinary Studies in Education 15 (8). https://doi.org/10.32674/r3agft13.