Differential Item Functioning Detection Across Two Methods of Defining Group Comparisons: Pairwise and Composite Group Comparisons
Educational and Psychological Measurement (2015) - Comment
pubmed: 29795837  doi: 10.1177/0013164414549764  issn: 0013-1644  issn: 1552-3888 

Halil Ibrahim Sari, Anne Corinne Huggins