1. The location of superfactors P, E and N within an unexplored factor space;Barrett;Person. individ. Diff.,1980
2. An item and radial parcel factor analysis of the 16PF questionnaire;Barrett;Person. individ. Diff.,1982
3. Note on the reliability and factorial validity of the German 16PF;Bartussek;Diagnostica,1974
4. The 16PF and basic personality structure: a reply Eysenck;Cattell;J. behav. Sci.,1972
5. Handbook for the Sixteen Personality Factor Questionnaire (16PF);Cattell,1970