CHEN, J.-H. Variance Ratio Tests Of Random Walk Hypothesis Of The Euro Exchange Rate. International Business & Economics Research Journal (IBER), [S. l.], v. 7, n. 12, 2008. DOI: 10.19030/iber.v7i12.3318. Disponível em: https://clutejournals.com/index.php/IBER/article/view/3318. Acesso em: 17 jul. 2024.