Moutinho, V. (2015) β€œIs There Convergence and Causality Between the Drivers of Energy-Related Carbon Dioxide Emissions Among the Portuguese Tourism Industry?”, International Journal of Energy Economics and Policy, 5(3), pp. 828–840. Available at: https://econjournals.com/index.php/ijeep/article/view/1332 (Accessed: 2 May 2024).