1. Der χ2 Margantentest als Gultigkeitskriterium fur Faktorenanalysen;Barth;Psychologische Beitrage,1987
2. Discrete multivariate analysis;Bishop,1975
3. The nature of data or how to choose a correlation coefficient;Carroll;Psychometrika,1961
4. Manual for the Eysenck Personality Questionnaire;Eysenck,1975
5. A revised version of the Psychoticism scale;Eysenck;Personality and Individual Differences,1985