Woehr, David J Assessing measurement equivalence across rating sources: a multitrait-multirater approach. [electronic resource] - The Journal of applied psychology May 2005 - 592-600 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0021-9010 Standard No.: 10.1037/0021-9010.90.3.592 doi Subjects--Topical Terms: Employee Performance Appraisal--statistics & numerical dataFactor Analysis, StatisticalFeedbackHumansIndividualitySelf Concept