Journal of Affective Disorders · 2021 · 14 citations · 39 references
EducationBehavioral SciencesPsychologyDifferential Item FunctioningItem Response TheoryPsychometricsFactor AnalysisItem Parameter InvarianceMultidimensional Item Response TheoryPolytomous Item ModelsHierarchical Factor ModelsItem Factor AnalysisSecond-order Factor Models
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Manual for the State-Trait Anxiety Inventory
Charles D. Spielberger, Richard L. Gorsuch, Robert E. Lushene · 1970 · 25.4K citations
A Rationale and Test for the Number of Factors in Factor Analysis
John L. Horn · Psychometrika · 1965 · 8.6K citations