Knopp, Katarzyna. “Emotional Intelligence of Children and Adolescents and Their Functioning in Relations With Peers”. Quarterly Journal Fides et Ratio 44, no. 4 (December 19, 2020): 149–163. Accessed August 9, 2025. https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/442.