Coovert, M D Effectiveness of the direct product versus confirmatory factor model for reflecting the structure of multimethod-multirater job performance data. [electronic resource] - The Journal of applied psychology Apr 1997 - 271-80 p. digital Publication Type: Journal Article ISSN: 0021-9010 Standard No.: 10.1037/0021-9010.82.2.271 doi Subjects--Topical Terms: Employee Performance AppraisalFactor Analysis, StatisticalHumansModels, StatisticalObserver VariationTask Performance and Analysis