Score-Based Tests of Differential Item Functioning via Pairwise Maximum Likelihood Estimation. Wang, T., Strobl, C., Zeileis, A., & Merkle, E. C. Psychometrika, 2018.
doi  bibtex   
@article{wang_score-based_2018,
	title = {Score-{Based} {Tests} of {Differential} {Item} {Functioning} via {Pairwise} {Maximum} {Likelihood} {Estimation}},
	doi = {10.1007/s11336-017-9591-8},
	journal = {Psychometrika},
	author = {Wang, Ting and Strobl, Carolin and Zeileis, Achim and Merkle, Edgar C.},
	year = {2018},
	pages = {132--155},
}

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