ABDULLAH, A.; HASSAN, R.; KASSIM, S. An Islamic Wealth Management Investment Appraisal of Oil Tankers. International Journal of Economics and Financial Issues, [S. l.], v. 7, n. 5, p. 59–70, 2017. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/5253. Acesso em: 6 oct. 2022.