Gunawan and Hidayati, K. (2024) “IRT Method for Measuring The Quality of High School Mathematics Mid-Semester Assessment Questions in Magelang”, Hipotenusa: Journal of Mathematical Society, 6(2), pp. 252–265. Available at: https://ejournal.uinsalatiga.ac.id/index.php/hipotenusa/article/view/2036 (Accessed: 15 January 2025).