Kajonius, Petri J., and John A. Johnson. “Assessing the Structure of the Five Factor Model of Personality (IPIP-NEO-120) in the Public Domain”. Europe’s Journal of Psychology 15, no. 2 (June 7, 2019): 260-275. Accessed April 16, 2024. https://ejop.psychopen.eu/index.php/ejop/article/view/1671.