Analisis Kualitas Butir Soal Ulangan Harian di Sekolah Dasar dengan Model Rasch. ibriez [Internet]. 2021 Jul. 6 [cited 2026 Oct. 13];6(1):10-9. Available from: https://ibriez.uinponorogo.ac.id/index.php/ibriez/article/view/112