1. Toward an adaptive learner-controlled model of instruction: A place for the new cognitive aptitudes;Boutwell;Educational Technology,1974
2. Psychometric tests as cognitive tasks: A new “structure of intellect”;Carroll,1974
3. Psychometric tests as cognitive tasks: A new “structure of intellect”;Carroll,1976
4. Equivalence range, acquiescence, and overgeneralization;Clayton;Educational and Psychological Measurement,1961