CZARNY, E.; MENKES, J.; TOPOROWSKI, P. Gazprom - threat to Europe?. Economics and Business Review, [S. l.], v. 9, n. 1, p. 44–66, 2009. DOI: 10.18559/ebr.2009.1.551. Disponível em: https://journals.ue.poznan.pl/ebr/article/view/551. Acesso em: 3 jul. 2024.