1. Damodaran, A. (2009), Ups and Downs: valuing cyclical and commodity companies, Stern School of Business, New York University, (September 1) https://doi.org/10.2139/ssrn.1466041
2. de Heer, Marco; Koller, Tim; Schauten, Marc B J; Steenbeek, Onno W. (2000), The valuation of cyclical companies, McKinsey & Company, Erasmus University, Rotterdam
3. Lal C. Chugh, & Meador, J. W. (1984). The Stock Valuation Process: The Analysts’ View. Financial Analysts Journal, 40(6), 41–48. http://www.jstor.org/stable/4478786
4. Luehrman, T. A., (1997), Using APV: A Better Tool for Valuing Operations, Harvard Business Review, May–June 1997. https://hbr.org/1997/05/using-apv-a-better-tool-for-valuing-operations
5. Mass, N. J. (2005), Valuation Relevance of Operating Profit Margin: The Relative Value of Growth, Harvard Business Review (April 2005), https://hbr.org/2005/04/the-relative-value-of-growth