HE, L. T. Instability Of Risk Loadings Of Industrial Stocks. Journal of Business & Economics Research (JBER), [S. l.], v. 2, n. 2, 2004. DOI: 10.19030/jber.v2i2.2857. Disponível em: https://clutejournals.com/index.php/JBER/article/view/2857. Acesso em: 18 jul. 2024.