Indirect expropriation
http://www.iareporter.com/articles/20131218 (requires subscription)
http://www.iareporter.com/articles/20141015_1 (requires subscription)
http://globalarbitrationreview.com/article/1035099/ussr-treaty-binds-kazakhstan-tribunal-holds (requires subscription)
http://www.iareporter.com/articles/in-a-dramatic-holding-uncitral-tribunal-finds-that-kazakhstan-is-bound-by-terms-of-former-ussr-bit-with-canada/ (requires subscription)
http://www.worldwideminerals.com/World-Wide-Minerals-Kazakhstan-Story.pdf
http://www.jonesday.com/world-wide-minerals-achieves-right-to-arbitrate-its-expropriation-and-international-law-claims-against-republic-of-kazakhstan/
https://globalarbitrationreview.com/article/1210353/kazakhstan-held-liable-under-soviet-treaty (requires subscription)
https://globalarbitrationreview.com/panel-told-rethink-damages-in-kazakh-mining-dispute (requires subscription)