AKBER, U. .; MUHAMMAD, N. . Is Pakistan Stock Market Moving towards Weak-Form Efficiency? Evidence from The Karachi Stock Exchange and the Random Walk Nature of Free-Float of Shares of KSE 30 Index. Asian Economic and Financial Review , [S. l.], v. 4, n. 6, p. 808–836, 2014. Disponível em: https://archive.aessweb.com/index.php/5002/article/view/1211. Acesso em: 5 nov. 2024.