References
Tanja Magoč
with Modave, F. , Ceberio, M. , Kreinovich, V. (2009). Computational methods for investment portfolio: the use of fuzzy measures and constraint programming for risk management. In A. Abraham, F. Herrera, & A. Hassanien (Eds.). Foundations of computational intelligence volume 2 (pp. 133-173). Dordrecht: Springer.