https://money.tmx.com/quote/AMM/news/7289600137471048/Almaden_Files_Request_for_Arbitration_Against_Mexico_with_International_Centre_for_Settlement_of_InvestmentxA0Disputes
https://www.iareporter.com/articles/canadian-gold-and-silver-mining-companies-file-cptpp-claim-against-mexico/ (requires subscription)
https://www.iareporter.com/articles/icsid-tribunal-is-in-place-to-hear-cptpp-arbitration-against-mexico/ (requires subscription)
https://globalarbitrationreview.com/article/canadian-mining-company-launch-treaty-claim-against-mexico (requires subscription)
https://globalarbitrationreview.com/article/canadian-mining-company-serves-mexico-trigger-letter (requires subscription)
https://ciarglobal.com/almaden-retira-demandas-en-mexico-y-presentara-arbitraje-en-ciadi/