Löfstedt A, Bergh D. Investigating DIF: The role of response format for students following the syllabus for Swedish as a second language : Experiences from the Swedish National Tests in Social Studies. nordidactica [Internet]. 21 januari 2026 [citerad 08 april 2026];15(2025:2):73-98. Tillgänglig vid: https://journals.lub.lu.se/nordidactica/article/view/26762