Bratko, Denis, Martina Pocrnić, and Ana Butković. “Twins Assessing Their Own and Parental Intelligence: Examining the Raters’ Agreement and the Effect of Raters’ and Targets’ Gender”. Europe’s Journal of Psychology 16, no. 2 (May 29, 2020): 229-248. Accessed April 26, 2024. https://ejop.psychopen.eu/index.php/ejop/article/view/1853.