https://jusmundi.com/en/document/decision/en-woc-photovoltaik-portfolio-gmbh-co-kg-and-others-v-kingdom-of-spain-party-representatives-tuesday-5th-april-2022
https://www.iareporter.com/articles/spain-is-facing-yet-another-intra-eu-ect-arbitration-as-36-german-and-spanish-renewable-energy-companies-lodge-icsid-claim/ (requires subscription)
https://globalarbitrationreview.com/article/german-investment-fund-behind-latest-spain-claim (requires subscription)