http://flatiswhereitisat.blogspot.com/2006/03/chapter-12-dell-theory-of-conflict.html

https://foreignpolicy.com/2020/11/26/mcdonalds-peace-nagornokarabakh-friedman/

https://www.cnn.com/2021/10/12/business/global-supply-chain-nightmare/index.html

https://www.bloomberg.com/opinion/articles/2021-10-11/supply-chain-disruptions-almost-too-many-reasons-to-count

https://www.texastribune.org/2021/10/15/texas-greg-abbott-tuition-revenue-bonds/