ESCAÑUELA ROMANA, I. Did Harvard barometers allow for the prediction of the 1929 Stock market crash?. Journal of Economics and Political Economy, [S. l.], v. 5, n. 1, p. 105–120, 2018. Disponível em: https://journals.econsciences.com/index.php/JEPE/article/view/1560. Acesso em: 28 jan. 2026.