GURRIB, Ikhlaas. Can an Energy Futures Index Predict US Stock Market Index Movements?. International Journal of Energy Economics and Policy, [S. l.], v. 8, n. 5, p. 230–240, 2018. Disponível em: https://econjournals.org.tr/index.php/ijeep/article/view/6622. Acesso em: 9 nov. 2024.