W. S. Adelia and E. Surya, “Resolution to Increase Capacity by using Math Students Learning Guided Discovery Learning (gdl)”, IJSBAR, vol. 34, no. 1, pp. 144–154, Jun. 2017, Accessed: Oct. 05, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7521