1.
Nerita Setiyaningtiyas. Implementing 21st Century Skills in Indonesian Private High Schools: Challenges, Strategies, and Student Outcomes. IJCEP [Internet]. 2025 Jan. 31 [cited 2026 Mar. 8];2(1):61-79. Available from: https://international.aripafi.or.id/index.php/IJCEP/article/view/431