Michalopoulos, Evangelos, Andreas C. Georgiou, and Konstantinos Paparrizos. “Risk-Based Decision Making and Risk Management of European Union Regional Programs”. Yugoslav Journal of Operations Research 18, no. 1 (March 1, 2008): 75–94. Accessed August 25, 2025. https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/237.