1. Peter Fader. 2012. Customer Centricity-Focus on the Right customers for Strategic Advice Peter Fader. 2012. Customer Centricity-Focus on the Right customers for Strategic Advice
2. Alberto Guerrero. 2020. Mediocristan vs Extremistan from https://albedro.medium.com/mediocristan-vs-extremistan-ed43052bbb90 Alberto Guerrero. 2020. Mediocristan vs Extremistan from https://albedro.medium.com/mediocristan-vs-extremistan-ed43052bbb90
3. https://courses.lumenlearning.com/suny-macroeconomics/chapter/measuring-money-currency-m1-and-m2/ https://courses.lumenlearning.com/suny-macroeconomics/chapter/measuring-money-currency-m1-and-m2/
4. https://www.hyprbrands.com/blog/what-is-kol-in-marketing https://www.hyprbrands.com/blog/what-is-kol-in-marketing
5. Barbara E. Kahn. 2013. Global Brand Power-leveraging brand for long-term growth. Barbara E. Kahn. 2013. Global Brand Power-leveraging brand for long-term growth.