Jayanto, Nur, Shamal Kaveh, and Gleen A Davies. “The Influence of Application of Portfolio-Based Learning Model on Student Learning Outcomes in History Class XI”. Journal of Social Knowledge Education (JSKE) 4, no. 3 (August 31, 2023): 92-102. Accessed July 22, 2024. https://cahaya-ic.com/index.php/JSKE/article/view/700.