Pham, Quang Duc, and Lam Hanh Thi Bui. “Organsing learners’ Guided Self-Study in Teaching Math in Vietnamese High Schools”. Journal of Contemporary Educational Policies and Practices 4, no. 4 (December 30, 2020): 28–32. Accessed January 29, 2026. https://jcepp.org/index.php/journal/article/view/77.