Kalantzopoulos, N. A., A. M. Hatzigeorgiou, and T. C. Spyridis. “Modeling Uncertainty and Risk Investment Appraisal Decisions: A Monte Carlo Simulation Approach”. SPOUDAI Journal of Economics and Business, vol. 58, no. 3-4, Dec. 2008, pp. 167-83, http://spoudai.org/index.php/journal/article/view/334.