“On the Pursuit of Happiness. Personality Underpinnings of Life Satisfaction of Spanish and Polish University Freshmen”. Kwartalnik Naukowy Fides et Ratio 50, no. 2 (June 27, 2022): 73–82. Accessed June 5, 2025. https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/1022.