DR. EJAZ AHMED SAMADANI; SYED NAEEM BADSHAH. HEDGING BY DERIVATIVES A CRITICAL ANALYSIS AND SHARIAH ALTERNATIVE. Al-Azhār, [S. l.], v. 1, n. 2.2, p. 99–108, 2015. Disponível em: http://www.al-azhaar.org/index.php/alazhar/article/view/477. Acesso em: 19 may. 2024.