%0 Journal Article %T PLmixed: An R Package for Generalized Linear Mixed Models With Factor Structures %A Minjeong Jeon %A Nicholas Rockwood %J Applied Psychological Measurement %@ 1552-3497 %D 2018 %R 10.1177/0146621617748326 %K Item response theory %K factor analysis %K latent variable models %K MIRT %K multilevel models %K hierarchical models %U https://journals.sagepub.com/doi/full/10.1177/0146621617748326