van Stekelenburg, J., Anikina, N. C., Pouw, W. T. J. L., Petrovic, I., & Nederlof, N. (2013). From Correlation to Causation: The Cruciality of a Collectivity in the Context of Collective Action. Journal of Social and Political Psychology, 1(1), 161-187. https://doi.org/10.5964/jspp.v1i1.38