https://www.iareporter.com/articles/potash-investor-makes-good-on-earlier-threat-to-lodge-2-billion-usd-icsid-claim-against-morocco/ (requires subscription)
https://globalarbitrationreview.com/article/miner-finds-funding-claim-against-morocco (requires subscription)
https://maroc-diplomatique.net/potasse-de-khemisset-vers-un-arbitrage-international-a-fort-enjeu/