SANTOSO, Agus; KARTIANOM, Kartianom; KASSYMOVA, Gulzhaina K. Kualitas butir bank soal statistika (Studi kasus: Instrumen ujian akhir mata kuliah statistika Universitas Terbuka). Jurnal Riset Pendidikan Matematika, [S. l.], v. 6, n. 2, p. 165–176, 2019. DOI: 10.21831/jrpm.v6i2.28900. Disponível em: https://journal.uny.ac.id/index.php/jrpm/article/view/28900. Acesso em: 11 may. 2025.