@article{Wellhausen2015b, title={Investor–State Disputes: When Can Governments Break Contracts?}, volume={59}, ISSN={1552-8766}, url={http://dx.doi.org/10.1177/0022002713503299}, DOI={10.1177/0022002713503299}, number={2}, journal={Journal of Conflict Resolution}, publisher={SAGE Publications}, author={Wellhausen, Rachel L.}, year={2013}, month=Sept, pages={239–261} }