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2. Melnick, L., and W.R. Beasley. 2015. Understanding the Predictable: How to Calculate, Understand, and Improve Customer Lifetime Value to Build a Great Company. North Charleston, SC: CreateSpace Independent Publishing Platform.
3. Bolton, R.N., K.N. Lemon, and P.C. Verhoef. 2004. The Theoretical Underpinnings of Customer Asset Management: A Framework and Propositions for Future Research. Journal of the Academy of Marketing Science 32 (30) (June): 271–292.
4. Fader, P.S., and B.G.S. Hardie. 2014. What’s Wrong with This CLV Formula? http://www.brucehardie.com/notes/033/what_is_wrong_with_this_CLV_formula.pdf.
5. Facebook. 2023. About Customer Lifetime Value. https://www.facebook.com/business/help/1730784113851988.