AL-MADHHAN, S. F. Z. Tawẓīf al-Maqāṭi‘ al-Ṣawtīyah fī Ta‘līm al-Imlā’ al-Waẓīfī: al-Hamzah al-Mutawassiṭah Numūdhajān. Al-Ma‘rifah, v. 15, n. 1, p. 41 - 56, 20 Apr. 2018.