Validity and psychometric equivalence of the German version of the Big Five Inventory in young, middle-aged and old adultsAbstract. In a study with 480 young, middle-aged, and old adults the psychometric equivalence and external validity of the German ...
Short Version of the Big Five Inventory for Children and Adolescents (BFI-K KJ) – Adaptation and Validation of a German Self-Rating Inventory to Assess Basic Factors of Personality in Childhood and AdolescenceAbstract. The short version of the Big Five ...