http://www.iareporter.com/articles/as-abertiss-claims-against-bolivia-go-to-hearing-spanish-investor-lodges-separate-arbitration-against-argentina/ (requires subscription)
http://economia.elpais.com/economia/2015/12/21/actualidad/1450726817_815105.html
http://globalarbitrationreview.com/article/1143067/argentine-road-deal-paves-way-for-icsid-settlement (requires subscription)
https://www.abertis.com/informeanual2015/argentina
https://www.iareporter.com/articles/tribunal-majority-opts-to-bifurcate-proceedings-in-order-to-address-claimants-alleged-non-compliance-with-local-litigation-requirement/ (requires subscription)
https://economia.elpais.com/economia/2017/03/31/actualidad/1490982953_380289.html
http://ciarglobal.com/abertis-a-tribunales-argentinos-previo-a-someter-arbitraje-de-peaje-a-ciadi/
https://www.iareporter.com/articles/31413/ (requires subscription)