João, Esperança, Rui Dias, Rosa Galvão, Paulo Alexandre, Nuno Teixeira, and Sidalina Gonçalves. “Analysing Comovements Between Dirty and Green Energies: An Econometric Approach”. Journal of Ecohumanism 4, no. 1 (February 12, 2025): 4777 –. Accessed February 23, 2025. https://ecohumanism.co.uk/joe/ecohumanism/article/view/6387.