Martin, Tim, Travis Hartin, en Paul Vonnahme. ‘Psychosocial Development Is Negatively Correlated With Political Extremism’. Journal of Open Inquiry in the Behavioral Sciences 3, no. 4 (mei 1, 2025). Geraadpleegd augustus 2, 2025. https://joibs.org/index.php/joibs/article/view/22.