Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
http://globalarbitrationreview.com/news/article/28554/serbia-el-salvador-panels-formed-yemen-case-settled/ (requires subscription)
http://globalarbitrationreview.com/news/article/19829/serbia-fights-icsid-claim/ (requires subscription)
https://www.iareporter.com/articles/result-of-investment-treaty-claim-against-serbia-finally-comes-to-light/ (requires subscription)