Murgaš, František, František Petrovič, Patrik Maturkanič, and Roman Kralik. “Happiness or Quality of Life? Or Both?”. Journal of Education Culture and Society 13, no. 1 (June 30, 2022): 17–36. Accessed January 21, 2025. https://jecs.pl/index.php/jecs/article/view/1408.