AR, Alfiani, Suharti, Sitti Mania, and Andi Hasrianti. “Analisis Kualitas Butir Soal Ulangan Akhir Semester Ganjil Pada Mata Pelajaran Matematika Siswa Kelas X SMA Negeri”. Jurnal THEOREMS (The Original Research of Mathematics) 8, no. 2 (January 28, 2024): 284–296. Accessed April 29, 2025. https://ejournal.unma.ac.id/index.php/th/article/view/7442.