B. Ayad, Mary. “The Quest for the Holy Grail: A Harmonised International Commercial Arbitration Law Code (HICALC) in Investor–State Arbitrations of Oil Concessions and Foreign Investment Treaties and Agreements”. Arbitraje 4, no. 2 (July 1, 2011). Accessed June 14, 2026. https://revistascientificas.uspceu.com/arbitraje/article/view/2541.