DR. MOBEEN UL ISLAM; HAFIZ MUHAMMAD SALMAN NAVEED; AFEEFA AMJAD. Examining Differential Item Functioning of Biology Test Items in the Secondary School Certificate Examination. `, [S. l.], v. 4, n. 02, p. 3901–3911, 2025. Disponível em: https://assajournal.com/index.php/36/article/view/1361. Acesso em: 5 feb. 2026.