CopelandT., CollerT., & MurrinJ. (1994). Valuation measuring and managing the value of companies. The Journal of Finance, 461(1), 459–463.
2.
CourtisP. (2003). DU PONT Ratio: A comprehensive measure of business performance. European Research Studies, 6(1/2). Retrieved from http://www.ersj.eu/repec/ers/papers/03_12_p2.pdf
3.
MatsunoK., & MentzerJ.T. (2000). The effects of strategy; Type on the market orientation-Performance relationship. Journal of Marketing, 64, 1–16.
4.
O’HigginsE., & WeigelJ. (1999). HOB: A new tool for tracking and increasing value added. Long Range Planning, 32(1), 65–74.
5.
RichardF.C., & TimothyM.K. (1998). The expectations treadmill. The Mc Kinsey Quarterly.