??? ?????? ???? ?????. ??????? ????????? ???? ?? ? ??? ????? 1820 - 1801. مجلة المستنصرية للعلوم والتربية, [S. l.], v. 18, n. 4, p. 447–464, 2020. Disponível em: https://edumag.uomustansiriyah.edu.iq/index.php/mjse/article/view/75. Acesso em: 3 2024.