TARNAWSKI, M. Changes in the pricing mechanism in the European natural gas market. Studies in Politics and Society, [S. l.], v. 15, n. 2, p. 35–49, 2020. DOI: 10.15584/polispol.2017.2.3. Disponível em: https://journals.ur.edu.pl/polispol/article/view/522. Acesso em: 22 jul. 2024.