HAN, Yan. Economic Policy Uncertainty and International Oil Price Volatility—Based on Continuous Wavelet Transformation and Volatility Spillover Effect Analysis. International Journal of English Literature and Social Sciences (IJELS), [S. l.], v. 6, n. 3, 2021. Disponível em: https://journal-repository.com/index.php/ijels/article/view/3677.. Acesso em: 9 apr. 2025.