Knab, Nadine, and Melanie C. Steffens. “One World in Diversity – A Social-Psychological Intervention to Foster International Collective Action Intention”. Journal of Social and Political Psychology 6, no. 1 (March 13, 2018): 8-26. Accessed April 24, 2024. https://jspp.psychopen.eu/index.php/jspp/article/view/5037.