Solomatina, I., & Austers, I. (2014). Collective Guilt Makes Conflicting Parties More Collaborative: Quasi-experimental Study of the Israeli-Palestinian Conflict. Journal of Psychology Research, 4, 271-284. https://doi.org/10.17265/2159-5542/2014.04.005

Robinson, C. (2010). Cross-Cutting Messages and Political Tolerance: An Experiment Using Evangelical Protestants. Political Behavior, 32, 495–515. https://doi.org/10.1007/s11109-010-9118-9