ABU-QULAH, Mohammad. The Influence of Financial Leverage & Systematic Risk on Stock Returns in the Amman Stock Exchange: A study on Industrial Sector. International Journal of Advances in Social Science and Humanities, [S. l.], 2018. Disponível em: https://ijassh.com/index.php/IJASSH/article/view/121. Acesso em: 19 may. 2024.