@article {24819, title = {Optimal Reinsurance with Multiple Reinsurers: Distortion Risk Measures, Distortion Premium Principles, and Heterogeneous Beliefs}, journal = {Insurance: Mathematics and Economics}, volume = {101}, year = {2021}, pages = {23-37}, url = {https://www.sciencedirect.com/science/article/abs/pii/S0167668720300883}, author = {Tim Boonen and Mario Ghossoub} }