Rich, Steven P., and William Reiekenstein. “Market Timing for the Individual Investor: Using the Predictability of Long-Horizon Stock Returns to Enhance Portfolio Performance”. Financial Services Review 3, no. 1 (December 30, 1993): 29–43. Accessed July 3, 2024. https://openjournals.libs.uga.edu/fsr/article/view/3720.