1.
Omer EM. THE ATA SYSTEM: ITS ORIGIN, DEVELOPMENT AND SOCIO-ECONOMIC IMPACT ON THE SOCIETY OF MEDINA DURING THE ERAS OF THE RIGHTLY GUIDED CALIPHS (11-40AH/632-661AD). JAT [Internet]. 2020 May 9 [cited 2024 Dec. 23];15(1):109-17. Available from: http://ojie.um.edu.my/index.php/JAT/article/view/19784