MUHAMMAD ARSHAD HAROON. Testing the Weak Form Efficiency of Karachi Stock Exchange. Pakistan Journal of Commerce and Social Sciences, [S. l.], v. 6, n. 2, p. 297–307, 2012. Disponível em: https://jes.ac.pk/index.php/jes/article/view/569. Acesso em: 12 aug. 2026.