Berger, J. (2013). Contagious: why things catch on. 1st Simon & Schuster hardcover edition. New York, Simon & Schuster.
Reuters Fact Check: https://www.reuters.com/fact-check/
AP Fact Check: https://apnews.com/ap-fact-check
PolitiFact: https://www.politifact.com/
Snopes: https://www.snopes.com/
Ad Fontes Media: https://app.adfontesmedia.com/chart/interactive
The CRAAP Test: https://researchguides.ben.edu/source-evaluation