Zhu, Weiling, and Ruei-Yuan Wang. “New Thinking of Curriculum Design for Study-Based Travel Based on the Novel ‘PBL+’ Model”. International Journal of Teaching, Learning and Education (IJTLE) 2, no. 6 (December 5, 2023). Accessed December 23, 2024. https://journal-repository.com/index.php/ijtle/article/view/6977.