PURWATI, H.; RETNAWATI, H.; JAILANI, J.; RETNOWATI, T. H. Analisis Karakteristik Butir Soal Ujian Nasional Matematika SMP/MTs Berdasarkan Pendekatan Teori Tes Klasik. Jurnal Sains dan Edukasi Sains, [S. l.], v. 4, n. 2, p. 46–51, 2021. DOI: 10.24246/juses.v4i2p46-51. Disponível em: https://ejournal.uksw.edu/juses/article/view/3820. Acesso em: 20 jul. 2026.