Full protection and security, or similar
https://www.interfax.ru/world/674262
https://globalarbitrationreview.com/article/1180363/counsel-in-place-for-new-crimea-claim (requires subscription)
https://www.iareporter.com/arbitration-cases/ukrenergo-v-russia/ (requires subscription)
https://www.iareporter.com/articles/ukrainian-energy-firm-ukrenergo-is-latest-to-file-a-crimea-related-arbitration-claim-against-russia/ (requires subscription)
https://ua.energy/media-2/news/ukrenergo-communicated-official-notice-investment-dispute-russian-federation-concerning-assets-crimea/
https://www.iareporter.com/articles/russia-round-up-dutch-advisor-recommends-upholding-50-billion-usd-yukos-awards-and-an-update-to-ongoing-proceedings/ (requires subscription)
https://www.italaw.com/sites/default/files/case-documents/italaw182191.pdf