1. Ansolabehere, S., & Iyengar, S. (1995). Going negative: How campaign advertising shrinks and polarizes the electorate. New York: Free Press.
2. Banda, K. K., & Windett, J. H. (2016). Negative advertising and the dynamics of candidate support. Political Behavior, 38(3), 747–766.
3. Berry, M., & Chenoweth, E. (2018). Who made the Women’s March. In D. S. Meyer & S. Tarrow (Eds.), The resistance: The dawn of the anti-trump opposition movement (pp. 75–89). New York: Oxford University Press.
4. Brader, T. (2005). Striking a responsive chord: How political ads motivate and persuade voters by appealing to emotions. American Journal of Political Science, 49(2), 388–405.
5. Brader, T. (2006). Campaigning for hearts and minds: How emotional appeals in political ads work. Chicago: University of Chicago Press.