Shahbaz, Muhammad, Farooq Ahmed Jam, Sadia Bibi, and Nanthakumar Loganathan. “Multivariate Granger Causality Between CO2 Emissions, Energy Intensity and Economic Growth in Portugal: Evidence from Cointegration and Causality Analysis”. Technological and Economic Development of Economy 22, no. 1 (January 19, 2016): 47-74. Accessed November 30, 2024. https://ijspm.vgtu.lt/index.php/TEDE/article/view/690.