KONES, Novi Indriyani; ROSNAWATI, Raden. Kualitas Butir dan Estimasi Kemampuan Matematika Siswa SMP pada Soal Ujian Sekolah. Jurnal Elemen, [S. l.], v. 7, n. 2, p. 280–294, 2021. DOI: 10.29408/jel.v7i2.3054. Disponível em: https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/3054. Acesso em: 13 dec. 2024.