SAIMAN, Muhamad Zuhaili; HUSSAIN, Abdul Azib. Penalties for Cancelling Locked Gold Purchase Orders in Online Trading. The Journal of Muamalat and Islamic Finance Research, [S. l.], v. 20, n. 2, p. 99–111, 2023. DOI: 10.33102/jmifr.519. Disponível em: https://jmifr.usim.edu.my/index.php/jmifr/article/view/519. Acesso em: 4 apr. 2025.