%0 Journal Article %T lordif: AnRPackage for Detecting Differential Item Functioning Using Iterative Hybrid Ordinal Logistic Regression/Item Response Theory and Monte Carlo Simulations %A Choi, Seung W. %A Gibbons, Laura E. %A Crane, Paul K. %A , %J Journal of Statistical Software %@ 1548-7660 %D 2011-01-01 %I Foundation for Open Access Statistic %~ DeepDyve