Chojnowski, Michał, and Piotr Dybka. “Is Exchange Rate Moody? Estimating the Influence of Market Sentiments With Google Trends”. Econometric Research in Finance 2, no. 1 (April 3, 2017): 1 - 21. Accessed August 21, 2019. https://erfin.org/journal/index.php/erfin/article/view/13.