De Avila Arroyo, J. P. (2014) “Strategic Alliance in Energy Sector & Implications for Economic Growth and Technical Efficiency: The Case of Petrobras and Galp”, International Journal of Energy Economics and Policy, 4(4), pp. 759–771. Available at: https://mail.econjournals.com/index.php/ijeep/article/view/953 (Accessed: 23 December 2024).