Zainal Abidin, Mohd Syahidan, Mahani Mokhtar, and Mahyuddin Arsat. “School Leaders’ Challenges in Education for Sustainable Development: A Scoping Review”. International Journal of Academic Research in Progressive Education and Development 12, no. 1 (January 13, 2023). Accessed February 4, 2026. https://ijarped.com/index.php/journal/article/view/1393.