1 Entropy Principles in Decision Making Under Risk
James J. Buckley
Risk Analysis
Volume 5, Issue 4, pages 303–313, December 1985

http://onlinelibrary.wiley.com/doi/10.1111/j.1539-6924.1985.tb00186.x/abstract

2 A measure of risk and a decision-making model based on expected utility and entropy
Jiping Yang,Wanhua Qiu
European Journal of Operational Research
Volume 164, Issue 3, 1 August 2005, Pages 792–799
http://www.sciencedirect.com/science/article/pii/S0377221704000773