Judicial review by national courts
http://globalarbitrationreview.com/news/article/34042/hughes-hubbard-quinn-emanuel-russia-crimea/ (requires subscription)
http://www.pcacases.com/web/view/121
http://www.iareporter.com/articles/russia-claims-round-up-swiss-company-is-latest-to-invoke-investment-treaty-rights-against-russian-federation/ (requires subscription)
http://www.ukrnafta.com/en/media/press_releases/show/109
http://www.pcacases.com/web/sendAttach/2184
http://globalarbitrationreview.com/article/1143949/more-crimea-claims-clear-threshold (requires subscription)
https://www.iareporter.com/articles/an-update-on-disputes-under-the-russia-ukraine-bit/ (requires subscription)
https://www.iareporter.com/articles/russia-set-aside-round-up-swiss-court-rules-that-russia-does-not-need-to-post-security-for-costs-as-it-seeks-to-set-aside-crimea-bit-award-set-aside-applications-continue-in-first-and-second-wave-yu/ (requires subscription)
https://www.iareporter.com/articles/in-now-public-decisions-swiss-federal-tribunal-clarifies-reasons-for-dismissing-challenges-to-two-crimea-related-investment-treaty-awards-against-russia/ (requires subscription)
https://www.iareporter.com/articles/as-russia-is-held-liable-in-two-new-bit-cases-and-ordered-to-pay-upwards-of-100-million-we-round-up-developments-in-crimea-related-arbitrations/ (requires subscription)
https://globalarbitrationreview.com/article/1190269/russia-ordered-to-pay-for-petrol-stations-seized-in-crimea (requires subscription)
https://www.ukrnafta.com/en/ukrnafta-defeats-russian-federation-in-an-international-arbitration-tribunal
https://globalarbitrationreview.com/article/1212232/russia-fails-to-overturn-crimea-awards (requires subscription)