1.
Hafiz Fajar Dwi Putra, Romadi. Implementation of Problem-Based Learning Model in Teaching Proclamation History to Grade XII-AKL Students. JPLED [Internet]. 2026 May 30 [cited 2026 Nov. 10];6(2):2094-8. Available from: https://digitalpress.gaes-edu.com/index.php/jpled/article/view/1074